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Finding the Fourth Proportional to 53,993.58, 74,510.62 and 29,794.76

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Solution

The fourth proportional to 53,993.58, 74,510.62 and 29,794.76 is: 41,116.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,993.58 : 74,510.62 = 29,794.76 : x
  2. Step 2: Convert to fraction form
    53,993.58/74,510.62 = 29,794.76/x
  3. Step 3: Cross multiply
    53,993.58x = 74,510.62 × 29,794.76
  4. Step 4: Simplify right side
    53,993.58x = 2,220,026,040.35
  5. Step 5: Solve for x
    x = 2,220,026,040.35/53,993.58
  6. Step 6: Final answer
    x = 41,116.48

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.