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Finding the Fourth Proportional to 96,240.66, 144,385.90 and 29,679.32

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Solution

The fourth proportional to 96,240.66, 144,385.90 and 29,679.32 is: 44,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,240.66 : 144,385.90 = 29,679.32 : x
  2. Step 2: Convert to fraction form
    96,240.66/144,385.90 = 29,679.32/x
  3. Step 3: Cross multiply
    96,240.66x = 144,385.90 × 29,679.32
  4. Step 4: Simplify right side
    96,240.66x = 4,285,274,533.46
  5. Step 5: Solve for x
    x = 4,285,274,533.46/96,240.66
  6. Step 6: Final answer
    x = 44,526.65

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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.