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Finding the Third Proportional to 59,838.75 and 87,814.13

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Solution

The third proportional to 59,838.75 and 87,814.13 is: 128,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,838.75 : 87,814.13 = 87,814.13 : x
  2. Step 2: Convert to fraction form
    59,838.75/87,814.13 = 87,814.13/x
  3. Step 3: Cross multiply
    59,838.75x = 87,814.13 × 87,814.13
  4. Step 4: Simplify right side
    59,838.75x = 7,711,320,549.52
  5. Step 5: Solve for x
    x = 7,711,320,549.52/59,838.75
  6. Step 6: Final answer
    x = 128,868.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.