Home / 55,060.56-75,983.20-29,909.84

Finding the Fourth Proportional to 55,060.56, 75,983.20 and 29,909.84

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Solution

The fourth proportional to 55,060.56, 75,983.20 and 29,909.84 is: 41,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,060.56 : 75,983.20 = 29,909.84 : x
  2. Step 2: Convert to fraction form
    55,060.56/75,983.20 = 29,909.84/x
  3. Step 3: Cross multiply
    55,060.56x = 75,983.20 × 29,909.84
  4. Step 4: Simplify right side
    55,060.56x = 2,272,645,354.69
  5. Step 5: Solve for x
    x = 2,272,645,354.69/55,060.56
  6. Step 6: Final answer
    x = 41,275.38

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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.