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Finding the Fourth Proportional to 48,230.88, 72,357.53 and 14,949.20

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Solution

The fourth proportional to 48,230.88, 72,357.53 and 14,949.20 is: 22,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,230.88 : 72,357.53 = 14,949.20 : x
  2. Step 2: Convert to fraction form
    48,230.88/72,357.53 = 14,949.20/x
  3. Step 3: Cross multiply
    48,230.88x = 72,357.53 × 14,949.20
  4. Step 4: Simplify right side
    48,230.88x = 1,081,686,750.94
  5. Step 5: Solve for x
    x = 1,081,686,750.94/48,230.88
  6. Step 6: Final answer
    x = 22,427.27

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1.5x scale

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.