Home / 67,006.90-92,462.61-40,148.71

Finding the Fourth Proportional to 67,006.90, 92,462.61 and 40,148.71

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Solution

The fourth proportional to 67,006.90, 92,462.61 and 40,148.71 is: 55,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,006.90 : 92,462.61 = 40,148.71 : x
  2. Step 2: Convert to fraction form
    67,006.90/92,462.61 = 40,148.71/x
  3. Step 3: Cross multiply
    67,006.90x = 92,462.61 × 40,148.71
  4. Step 4: Simplify right side
    67,006.90x = 3,712,254,954.24
  5. Step 5: Solve for x
    x = 3,712,254,954.24/67,006.90
  6. Step 6: Final answer
    x = 55,401.09

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1.5x scale

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.