Home / 67,002.04-100,371.70-38,862.98

Finding the Fourth Proportional to 67,002.04, 100,371.70 and 38,862.98

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Solution

The fourth proportional to 67,002.04, 100,371.70 and 38,862.98 is: 58,218.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,002.04 : 100,371.70 = 38,862.98 : x
  2. Step 2: Convert to fraction form
    67,002.04/100,371.70 = 38,862.98/x
  3. Step 3: Cross multiply
    67,002.04x = 100,371.70 × 38,862.98
  4. Step 4: Simplify right side
    67,002.04x = 3,900,743,369.67
  5. Step 5: Solve for x
    x = 3,900,743,369.67/67,002.04
  6. Step 6: Final answer
    x = 58,218.28

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1.5x scale

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.