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Finding the Fourth Proportional to 109,366, 150,925.08 and 59,065

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Solution

The fourth proportional to 109,366, 150,925.08 and 59,065 is: 81,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,366 : 150,925.08 = 59,065 : x
  2. Step 2: Convert to fraction form
    109,366/150,925.08 = 59,065/x
  3. Step 3: Cross multiply
    109,366x = 150,925.08 × 59,065
  4. Step 4: Simplify right side
    109,366x = 8,914,389,850.20
  5. Step 5: Solve for x
    x = 8,914,389,850.20/109,366
  6. Step 6: Final answer
    x = 81,509.70

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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.