Home / 80,527.71-111,124.53-44,720.01

Finding the Fourth Proportional to 80,527.71, 111,124.53 and 44,720.01

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Solution

The fourth proportional to 80,527.71, 111,124.53 and 44,720.01 is: 61,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,527.71 : 111,124.53 = 44,720.01 : x
  2. Step 2: Convert to fraction form
    80,527.71/111,124.53 = 44,720.01/x
  3. Step 3: Cross multiply
    80,527.71x = 111,124.53 × 44,720.01
  4. Step 4: Simplify right side
    80,527.71x = 4,969,490,092.85
  5. Step 5: Solve for x
    x = 4,969,490,092.85/80,527.71
  6. Step 6: Final answer
    x = 61,711.55

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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.