Home / 113,641.68-156,825.48-62,655.24

Finding the Fourth Proportional to 113,641.68, 156,825.48 and 62,655.24

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Solution

The fourth proportional to 113,641.68, 156,825.48 and 62,655.24 is: 86,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,641.68 : 156,825.48 = 62,655.24 : x
  2. Step 2: Convert to fraction form
    113,641.68/156,825.48 = 62,655.24/x
  3. Step 3: Cross multiply
    113,641.68x = 156,825.48 × 62,655.24
  4. Step 4: Simplify right side
    113,641.68x = 9,825,938,087.52
  5. Step 5: Solve for x
    x = 9,825,938,087.52/113,641.68
  6. Step 6: Final answer
    x = 86,464.21

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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.