Home / 82,398.30-123,597.45-23,233.20

Finding the Fourth Proportional to 82,398.30, 123,597.45 and 23,233.20

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Solution

The fourth proportional to 82,398.30, 123,597.45 and 23,233.20 is: 34,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,398.30 : 123,597.45 = 23,233.20 : x
  2. Step 2: Convert to fraction form
    82,398.30/123,597.45 = 23,233.20/x
  3. Step 3: Cross multiply
    82,398.30x = 123,597.45 × 23,233.20
  4. Step 4: Simplify right side
    82,398.30x = 2,871,564,275.34
  5. Step 5: Solve for x
    x = 2,871,564,275.34/82,398.30
  6. Step 6: Final answer
    x = 34,849.80

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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.