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Finding the Fourth Proportional to 48,228.60, 72,353.70 and 14,950.20

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Solution

The fourth proportional to 48,228.60, 72,353.70 and 14,950.20 is: 22,428.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,228.60 : 72,353.70 = 14,950.20 : x
  2. Step 2: Convert to fraction form
    48,228.60/72,353.70 = 14,950.20/x
  3. Step 3: Cross multiply
    48,228.60x = 72,353.70 × 14,950.20
  4. Step 4: Simplify right side
    48,228.60x = 1,081,702,285.74
  5. Step 5: Solve for x
    x = 1,081,702,285.74/48,228.60
  6. Step 6: Final answer
    x = 22,428.65

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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.