Home / 67,547.89-101,306.43-25,432.41

Finding the Fourth Proportional to 67,547.89, 101,306.43 and 25,432.41

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Solution

The fourth proportional to 67,547.89, 101,306.43 and 25,432.41 is: 38,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,547.89 : 101,306.43 = 25,432.41 : x
  2. Step 2: Convert to fraction form
    67,547.89/101,306.43 = 25,432.41/x
  3. Step 3: Cross multiply
    67,547.89x = 101,306.43 × 25,432.41
  4. Step 4: Simplify right side
    67,547.89x = 2,576,467,043.30
  5. Step 5: Solve for x
    x = 2,576,467,043.30/67,547.89
  6. Step 6: Final answer
    x = 38,142.82

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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.