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Finding the Fourth Proportional to 109,395.92, 150,966.36 and 59,094.92

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Solution

The fourth proportional to 109,395.92, 150,966.36 and 59,094.92 is: 81,550.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,395.92 : 150,966.36 = 59,094.92 : x
  2. Step 2: Convert to fraction form
    109,395.92/150,966.36 = 59,094.92/x
  3. Step 3: Cross multiply
    109,395.92x = 150,966.36 × 59,094.92
  4. Step 4: Simplify right side
    109,395.92x = 8,921,345,344.31
  5. Step 5: Solve for x
    x = 8,921,345,344.31/109,395.92
  6. Step 6: Final answer
    x = 81,550.99

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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.