Home / 102,330.65-141,177.47-62,029.71

Finding the Fourth Proportional to 102,330.65, 141,177.47 and 62,029.71

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Solution

The fourth proportional to 102,330.65, 141,177.47 and 62,029.71 is: 85,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,330.65 : 141,177.47 = 62,029.71 : x
  2. Step 2: Convert to fraction form
    102,330.65/141,177.47 = 62,029.71/x
  3. Step 3: Cross multiply
    102,330.65x = 141,177.47 × 62,029.71
  4. Step 4: Simplify right side
    102,330.65x = 8,757,197,212.49
  5. Step 5: Solve for x
    x = 8,757,197,212.49/102,330.65
  6. Step 6: Final answer
    x = 85,577.47

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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.