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Finding the Fourth Proportional to 124,350.64, 186,369.88 and 97,951.12

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Solution

The fourth proportional to 124,350.64, 186,369.88 and 97,951.12 is: 146,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,350.64 : 186,369.88 = 97,951.12 : x
  2. Step 2: Convert to fraction form
    124,350.64/186,369.88 = 97,951.12/x
  3. Step 3: Cross multiply
    124,350.64x = 186,369.88 × 97,951.12
  4. Step 4: Simplify right side
    124,350.64x = 18,255,138,480.27
  5. Step 5: Solve for x
    x = 18,255,138,480.27/124,350.64
  6. Step 6: Final answer
    x = 146,803.74

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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.