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Finding the Fourth Proportional to 96,620.98, 144,863.55 and 42,560.00

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Solution

The fourth proportional to 96,620.98, 144,863.55 and 42,560.00 is: 63,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,620.98 : 144,863.55 = 42,560.00 : x
  2. Step 2: Convert to fraction form
    96,620.98/144,863.55 = 42,560.00/x
  3. Step 3: Cross multiply
    96,620.98x = 144,863.55 × 42,560.00
  4. Step 4: Simplify right side
    96,620.98x = 6,165,393,050.16
  5. Step 5: Solve for x
    x = 6,165,393,050.16/96,620.98
  6. Step 6: Final answer
    x = 63,810.09

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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.