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Finding the Fourth Proportional to 48,595.88, 72,728.55 and 29,866.05

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Solution

The fourth proportional to 48,595.88, 72,728.55 and 29,866.05 is: 44,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,595.88 : 72,728.55 = 29,866.05 : x
  2. Step 2: Convert to fraction form
    48,595.88/72,728.55 = 29,866.05/x
  3. Step 3: Cross multiply
    48,595.88x = 72,728.55 × 29,866.05
  4. Step 4: Simplify right side
    48,595.88x = 2,172,114,510.73
  5. Step 5: Solve for x
    x = 2,172,114,510.73/48,595.88
  6. Step 6: Final answer
    x = 44,697.50

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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.