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Finding the Fourth Proportional to 110,073.28, 151,904.28 and 62,334.04

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Solution

The fourth proportional to 110,073.28, 151,904.28 and 62,334.04 is: 86,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,073.28 : 151,904.28 = 62,334.04 : x
  2. Step 2: Convert to fraction form
    110,073.28/151,904.28 = 62,334.04/x
  3. Step 3: Cross multiply
    110,073.28x = 151,904.28 × 62,334.04
  4. Step 4: Simplify right side
    110,073.28x = 9,468,807,465.69
  5. Step 5: Solve for x
    x = 9,468,807,465.69/110,073.28
  6. Step 6: Final answer
    x = 86,022.76

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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.