Home / 113,637.80-156,821.23-62,652.39

Finding the Fourth Proportional to 113,637.80, 156,821.23 and 62,652.39

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Solution

The fourth proportional to 113,637.80, 156,821.23 and 62,652.39 is: 86,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637.80 : 156,821.23 = 62,652.39 : x
  2. Step 2: Convert to fraction form
    113,637.80/156,821.23 = 62,652.39/x
  3. Step 3: Cross multiply
    113,637.80x = 156,821.23 × 62,652.39
  4. Step 4: Simplify right side
    113,637.80x = 9,825,224,352.48
  5. Step 5: Solve for x
    x = 9,825,224,352.48/113,637.80
  6. Step 6: Final answer
    x = 86,460.88

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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.