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Finding the Fourth Proportional to 53,943.97, 74,407.93 and 35,794.30

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Solution

The fourth proportional to 53,943.97, 74,407.93 and 35,794.30 is: 49,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,943.97 : 74,407.93 = 35,794.30 : x
  2. Step 2: Convert to fraction form
    53,943.97/74,407.93 = 35,794.30/x
  3. Step 3: Cross multiply
    53,943.97x = 74,407.93 × 35,794.30
  4. Step 4: Simplify right side
    53,943.97x = 2,663,379,768.80
  5. Step 5: Solve for x
    x = 2,663,379,768.80/53,943.97
  6. Step 6: Final answer
    x = 49,373.08

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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.