Home / 57,366.30-86,049.45-51,242.70

Finding the Fourth Proportional to 57,366.30, 86,049.45 and 51,242.70

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Solution

The fourth proportional to 57,366.30, 86,049.45 and 51,242.70 is: 76,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.30 : 86,049.45 = 51,242.70 : x
  2. Step 2: Convert to fraction form
    57,366.30/86,049.45 = 51,242.70/x
  3. Step 3: Cross multiply
    57,366.30x = 86,049.45 × 51,242.70
  4. Step 4: Simplify right side
    57,366.30x = 4,409,406,151.52
  5. Step 5: Solve for x
    x = 4,409,406,151.52/57,366.30
  6. Step 6: Final answer
    x = 76,864.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.