Home / 71,264.20-98,474.76-67,805.56

Finding the Fourth Proportional to 71,264.20, 98,474.76 and 67,805.56

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Solution

The fourth proportional to 71,264.20, 98,474.76 and 67,805.56 is: 93,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,264.20 : 98,474.76 = 67,805.56 : x
  2. Step 2: Convert to fraction form
    71,264.20/98,474.76 = 67,805.56/x
  3. Step 3: Cross multiply
    71,264.20x = 98,474.76 × 67,805.56
  4. Step 4: Simplify right side
    71,264.20x = 6,677,136,247.67
  5. Step 5: Solve for x
    x = 6,677,136,247.67/71,264.20
  6. Step 6: Final answer
    x = 93,695.52

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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.