Home / 48,380.96-66,761.16-27,156.08

Finding the Fourth Proportional to 48,380.96, 66,761.16 and 27,156.08

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Solution

The fourth proportional to 48,380.96, 66,761.16 and 27,156.08 is: 37,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,380.96 : 66,761.16 = 27,156.08 : x
  2. Step 2: Convert to fraction form
    48,380.96/66,761.16 = 27,156.08/x
  3. Step 3: Cross multiply
    48,380.96x = 66,761.16 × 27,156.08
  4. Step 4: Simplify right side
    48,380.96x = 1,812,971,401.85
  5. Step 5: Solve for x
    x = 1,812,971,401.85/48,380.96
  6. Step 6: Final answer
    x = 37,472.83

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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.