Home / 102,663.36-141,677.76-60,252.48

Finding the Fourth Proportional to 102,663.36, 141,677.76 and 60,252.48

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Solution

The fourth proportional to 102,663.36, 141,677.76 and 60,252.48 is: 83,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,663.36 : 141,677.76 = 60,252.48 : x
  2. Step 2: Convert to fraction form
    102,663.36/141,677.76 = 60,252.48/x
  3. Step 3: Cross multiply
    102,663.36x = 141,677.76 × 60,252.48
  4. Step 4: Simplify right side
    102,663.36x = 8,536,436,400.84
  5. Step 5: Solve for x
    x = 8,536,436,400.84/102,663.36
  6. Step 6: Final answer
    x = 83,149.79

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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.