Home / 113,700.60-156,907.49-62,715.15

Finding the Fourth Proportional to 113,700.60, 156,907.49 and 62,715.15

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Solution

The fourth proportional to 113,700.60, 156,907.49 and 62,715.15 is: 86,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,700.60 : 156,907.49 = 62,715.15 : x
  2. Step 2: Convert to fraction form
    113,700.60/156,907.49 = 62,715.15/x
  3. Step 3: Cross multiply
    113,700.60x = 156,907.49 × 62,715.15
  4. Step 4: Simplify right side
    113,700.60x = 9,840,476,457.90
  5. Step 5: Solve for x
    x = 9,840,476,457.90/113,700.60
  6. Step 6: Final answer
    x = 86,547.27

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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.