Home / 48,520.80-72,781.20-36,232.80

Finding the Fourth Proportional to 48,520.80, 72,781.20 and 36,232.80

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Solution

The fourth proportional to 48,520.80, 72,781.20 and 36,232.80 is: 54,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,520.80 : 72,781.20 = 36,232.80 : x
  2. Step 2: Convert to fraction form
    48,520.80/72,781.20 = 36,232.80/x
  3. Step 3: Cross multiply
    48,520.80x = 72,781.20 × 36,232.80
  4. Step 4: Simplify right side
    48,520.80x = 2,637,066,663.36
  5. Step 5: Solve for x
    x = 2,637,066,663.36/48,520.80
  6. Step 6: Final answer
    x = 54,349.20

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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.