Home / 55,720.48-83,792.88-44,500.96

Finding the Fourth Proportional to 55,720.48, 83,792.88 and 44,500.96

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Solution

The fourth proportional to 55,720.48, 83,792.88 and 44,500.96 is: 66,920.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,720.48 : 83,792.88 = 44,500.96 : x
  2. Step 2: Convert to fraction form
    55,720.48/83,792.88 = 44,500.96/x
  3. Step 3: Cross multiply
    55,720.48x = 83,792.88 × 44,500.96
  4. Step 4: Simplify right side
    55,720.48x = 3,728,863,601.16
  5. Step 5: Solve for x
    x = 3,728,863,601.16/55,720.48
  6. Step 6: Final answer
    x = 66,920.88

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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.