Home / 113,537.30-156,693.69-62,555.15

Finding the Fourth Proportional to 113,537.30, 156,693.69 and 62,555.15

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Solution

The fourth proportional to 113,537.30, 156,693.69 and 62,555.15 is: 86,332.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,537.30 : 156,693.69 = 62,555.15 : x
  2. Step 2: Convert to fraction form
    113,537.30/156,693.69 = 62,555.15/x
  3. Step 3: Cross multiply
    113,537.30x = 156,693.69 × 62,555.15
  4. Step 4: Simplify right side
    113,537.30x = 9,801,997,673.74
  5. Step 5: Solve for x
    x = 9,801,997,673.74/113,537.30
  6. Step 6: Final answer
    x = 86,332.84

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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.