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Finding the Fourth Proportional to 48,009.20, 71,884.20 and 37,641.20

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Solution

The fourth proportional to 48,009.20, 71,884.20 and 37,641.20 is: 56,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.20 : 71,884.20 = 37,641.20 : x
  2. Step 2: Convert to fraction form
    48,009.20/71,884.20 = 37,641.20/x
  3. Step 3: Cross multiply
    48,009.20x = 71,884.20 × 37,641.20
  4. Step 4: Simplify right side
    48,009.20x = 2,705,807,549.04
  5. Step 5: Solve for x
    x = 2,705,807,549.04/48,009.20
  6. Step 6: Final answer
    x = 56,360.19

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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.