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Finding the Fourth Proportional to 160,539.47, 240,799.98 and 48,217.20

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Solution

The fourth proportional to 160,539.47, 240,799.98 and 48,217.20 is: 72,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,539.47 : 240,799.98 = 48,217.20 : x
  2. Step 2: Convert to fraction form
    160,539.47/240,799.98 = 48,217.20/x
  3. Step 3: Cross multiply
    160,539.47x = 240,799.98 × 48,217.20
  4. Step 4: Simplify right side
    160,539.47x = 11,610,700,411.69
  5. Step 5: Solve for x
    x = 11,610,700,411.69/160,539.47
  6. Step 6: Final answer
    x = 72,323.03

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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.