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Finding the Fourth Proportional to 94,882, 130,932.08 and 52,438

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Solution

The fourth proportional to 94,882, 130,932.08 and 52,438 is: 72,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,882 : 130,932.08 = 52,438 : x
  2. Step 2: Convert to fraction form
    94,882/130,932.08 = 52,438/x
  3. Step 3: Cross multiply
    94,882x = 130,932.08 × 52,438
  4. Step 4: Simplify right side
    94,882x = 6,865,816,411.04
  5. Step 5: Solve for x
    x = 6,865,816,411.04/94,882
  6. Step 6: Final answer
    x = 72,361.63

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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.