Home / 101,865.68-152,798.12-57,472.24

Finding the Fourth Proportional to 101,865.68, 152,798.12 and 57,472.24

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Solution

The fourth proportional to 101,865.68, 152,798.12 and 57,472.24 is: 86,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,865.68 : 152,798.12 = 57,472.24 : x
  2. Step 2: Convert to fraction form
    101,865.68/152,798.12 = 57,472.24/x
  3. Step 3: Cross multiply
    101,865.68x = 152,798.12 × 57,472.24
  4. Step 4: Simplify right side
    101,865.68x = 8,781,650,224.19
  5. Step 5: Solve for x
    x = 8,781,650,224.19/101,865.68
  6. Step 6: Final answer
    x = 86,208.13

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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.