Home / 160,235.57-240,344.92-47,916.71

Finding the Fourth Proportional to 160,235.57, 240,344.92 and 47,916.71

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Solution

The fourth proportional to 160,235.57, 240,344.92 and 47,916.71 is: 71,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,235.57 : 240,344.92 = 47,916.71 : x
  2. Step 2: Convert to fraction form
    160,235.57/240,344.92 = 47,916.71/x
  3. Step 3: Cross multiply
    160,235.57x = 240,344.92 × 47,916.71
  4. Step 4: Simplify right side
    160,235.57x = 11,516,538,943.02
  5. Step 5: Solve for x
    x = 11,516,538,943.02/160,235.57
  6. Step 6: Final answer
    x = 71,872.55

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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.