Home / 89,966.38-124,164.53-52,240.63

Finding the Fourth Proportional to 89,966.38, 124,164.53 and 52,240.63

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Solution

The fourth proportional to 89,966.38, 124,164.53 and 52,240.63 is: 72,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,966.38 : 124,164.53 = 52,240.63 : x
  2. Step 2: Convert to fraction form
    89,966.38/124,164.53 = 52,240.63/x
  3. Step 3: Cross multiply
    89,966.38x = 124,164.53 × 52,240.63
  4. Step 4: Simplify right side
    89,966.38x = 6,486,433,270.85
  5. Step 5: Solve for x
    x = 6,486,433,270.85/89,966.38
  6. Step 6: Final answer
    x = 72,098.41

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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.