Home / 71,260.31-98,296.38-47,061.50

Finding the Fourth Proportional to 71,260.31, 98,296.38 and 47,061.50

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Solution

The fourth proportional to 71,260.31, 98,296.38 and 47,061.50 is: 64,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,260.31 : 98,296.38 = 47,061.50 : x
  2. Step 2: Convert to fraction form
    71,260.31/98,296.38 = 47,061.50/x
  3. Step 3: Cross multiply
    71,260.31x = 98,296.38 × 47,061.50
  4. Step 4: Simplify right side
    71,260.31x = 4,625,974,360.58
  5. Step 5: Solve for x
    x = 4,625,974,360.58/71,260.31
  6. Step 6: Final answer
    x = 64,916.56

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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.