Home / 99,302.15-148,921.64-32,729.87

Finding the Fourth Proportional to 99,302.15, 148,921.64 and 32,729.87

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Solution

The fourth proportional to 99,302.15, 148,921.64 and 32,729.87 is: 49,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,302.15 : 148,921.64 = 32,729.87 : x
  2. Step 2: Convert to fraction form
    99,302.15/148,921.64 = 32,729.87/x
  3. Step 3: Cross multiply
    99,302.15x = 148,921.64 × 32,729.87
  4. Step 4: Simplify right side
    99,302.15x = 4,874,186,248.78
  5. Step 5: Solve for x
    x = 4,874,186,248.78/99,302.15
  6. Step 6: Final answer
    x = 49,084.40

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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.