Home / 71,359.74-98,475.21-39,527.97

Finding the Fourth Proportional to 71,359.74, 98,475.21 and 39,527.97

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Solution

The fourth proportional to 71,359.74, 98,475.21 and 39,527.97 is: 54,547.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,359.74 : 98,475.21 = 39,527.97 : x
  2. Step 2: Convert to fraction form
    71,359.74/98,475.21 = 39,527.97/x
  3. Step 3: Cross multiply
    71,359.74x = 98,475.21 × 39,527.97
  4. Step 4: Simplify right side
    71,359.74x = 3,892,525,146.62
  5. Step 5: Solve for x
    x = 3,892,525,146.62/71,359.74
  6. Step 6: Final answer
    x = 54,547.92

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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.