Home / 70,257.73-96,957.32-40,045.86

Finding the Fourth Proportional to 70,257.73, 96,957.32 and 40,045.86

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Solution

The fourth proportional to 70,257.73, 96,957.32 and 40,045.86 is: 55,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,257.73 : 96,957.32 = 40,045.86 : x
  2. Step 2: Convert to fraction form
    70,257.73/96,957.32 = 40,045.86/x
  3. Step 3: Cross multiply
    70,257.73x = 96,957.32 × 40,045.86
  4. Step 4: Simplify right side
    70,257.73x = 3,882,739,262.70
  5. Step 5: Solve for x
    x = 3,882,739,262.70/70,257.73
  6. Step 6: Final answer
    x = 55,264.23

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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.