Home / 48,781.64-67,320.11-27,270.83

Finding the Fourth Proportional to 48,781.64, 67,320.11 and 27,270.83

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Solution

The fourth proportional to 48,781.64, 67,320.11 and 27,270.83 is: 37,634.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.64 : 67,320.11 = 27,270.83 : x
  2. Step 2: Convert to fraction form
    48,781.64/67,320.11 = 27,270.83/x
  3. Step 3: Cross multiply
    48,781.64x = 67,320.11 × 27,270.83
  4. Step 4: Simplify right side
    48,781.64x = 1,835,875,133.19
  5. Step 5: Solve for x
    x = 1,835,875,133.19/48,781.64
  6. Step 6: Final answer
    x = 37,634.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.