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Finding the Fourth Proportional to 110,614.66, 166,088.14 and 63,283.20

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Solution

The fourth proportional to 110,614.66, 166,088.14 and 63,283.20 is: 95,019.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,614.66 : 166,088.14 = 63,283.20 : x
  2. Step 2: Convert to fraction form
    110,614.66/166,088.14 = 63,283.20/x
  3. Step 3: Cross multiply
    110,614.66x = 166,088.14 × 63,283.20
  4. Step 4: Simplify right side
    110,614.66x = 10,510,588,981.25
  5. Step 5: Solve for x
    x = 10,510,588,981.25/110,614.66
  6. Step 6: Final answer
    x = 95,019.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.