Home / 67,195.79-92,730.20-36,981.10

Finding the Fourth Proportional to 67,195.79, 92,730.20 and 36,981.10

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Solution

The fourth proportional to 67,195.79, 92,730.20 and 36,981.10 is: 51,033.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,195.79 : 92,730.20 = 36,981.10 : x
  2. Step 2: Convert to fraction form
    67,195.79/92,730.20 = 36,981.10/x
  3. Step 3: Cross multiply
    67,195.79x = 92,730.20 × 36,981.10
  4. Step 4: Simplify right side
    67,195.79x = 3,429,264,799.22
  5. Step 5: Solve for x
    x = 3,429,264,799.22/67,195.79
  6. Step 6: Final answer
    x = 51,033.92

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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.