Home / 55,116.52-76,060.38-29,966.20

Finding the Fourth Proportional to 55,116.52, 76,060.38 and 29,966.20

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Solution

The fourth proportional to 55,116.52, 76,060.38 and 29,966.20 is: 41,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.52 : 76,060.38 = 29,966.20 : x
  2. Step 2: Convert to fraction form
    55,116.52/76,060.38 = 29,966.20/x
  3. Step 3: Cross multiply
    55,116.52x = 76,060.38 × 29,966.20
  4. Step 4: Simplify right side
    55,116.52x = 2,279,240,559.16
  5. Step 5: Solve for x
    x = 2,279,240,559.16/55,116.52
  6. Step 6: Final answer
    x = 41,353.13

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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.