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Finding the Fourth Proportional to 52,657.00, 79,016.67 and 19,400.48

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Solution

The fourth proportional to 52,657.00, 79,016.67 and 19,400.48 is: 29,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.00 : 79,016.67 = 19,400.48 : x
  2. Step 2: Convert to fraction form
    52,657.00/79,016.67 = 19,400.48/x
  3. Step 3: Cross multiply
    52,657.00x = 79,016.67 × 19,400.48
  4. Step 4: Simplify right side
    52,657.00x = 1,532,961,227.23
  5. Step 5: Solve for x
    x = 1,532,961,227.23/52,657.00
  6. Step 6: Final answer
    x = 29,112.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.