Home / 113,668.73-156,859.25-62,683.61

Finding the Fourth Proportional to 113,668.73, 156,859.25 and 62,683.61

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Solution

The fourth proportional to 113,668.73, 156,859.25 and 62,683.61 is: 86,501.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,668.73 : 156,859.25 = 62,683.61 : x
  2. Step 2: Convert to fraction form
    113,668.73/156,859.25 = 62,683.61/x
  3. Step 3: Cross multiply
    113,668.73x = 156,859.25 × 62,683.61
  4. Step 4: Simplify right side
    113,668.73x = 9,832,502,954.18
  5. Step 5: Solve for x
    x = 9,832,502,954.18/113,668.73
  6. Step 6: Final answer
    x = 86,501.39

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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.