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Finding the Fourth Proportional to 96,612.84, 144,794.52 and 43,265.84

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Solution

The fourth proportional to 96,612.84, 144,794.52 and 43,265.84 is: 64,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,612.84 : 144,794.52 = 43,265.84 : x
  2. Step 2: Convert to fraction form
    96,612.84/144,794.52 = 43,265.84/x
  3. Step 3: Cross multiply
    96,612.84x = 144,794.52 × 43,265.84
  4. Step 4: Simplify right side
    96,612.84x = 6,264,656,535.20
  5. Step 5: Solve for x
    x = 6,264,656,535.20/96,612.84
  6. Step 6: Final answer
    x = 64,842.90

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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.