Home / 90,844.34-136,337.92-62,960.43

Finding the Fourth Proportional to 90,844.34, 136,337.92 and 62,960.43

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Solution

The fourth proportional to 90,844.34, 136,337.92 and 62,960.43 is: 94,490.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,844.34 : 136,337.92 = 62,960.43 : x
  2. Step 2: Convert to fraction form
    90,844.34/136,337.92 = 62,960.43/x
  3. Step 3: Cross multiply
    90,844.34x = 136,337.92 × 62,960.43
  4. Step 4: Simplify right side
    90,844.34x = 8,583,893,729.36
  5. Step 5: Solve for x
    x = 8,583,893,729.36/90,844.34
  6. Step 6: Final answer
    x = 94,490.14

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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.