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Finding the Fourth Proportional to 109,674, 151,350.14 and 59,373

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Solution

The fourth proportional to 109,674, 151,350.14 and 59,373 is: 81,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,674 : 151,350.14 = 59,373 : x
  2. Step 2: Convert to fraction form
    109,674/151,350.14 = 59,373/x
  3. Step 3: Cross multiply
    109,674x = 151,350.14 × 59,373
  4. Step 4: Simplify right side
    109,674x = 8,986,112,010.65
  5. Step 5: Solve for x
    x = 8,986,112,010.65/109,674
  6. Step 6: Final answer
    x = 81,934.75

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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.