Home / 67,516.22-93,180.30-40,672.28

Finding the Fourth Proportional to 67,516.22, 93,180.30 and 40,672.28

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Solution

The fourth proportional to 67,516.22, 93,180.30 and 40,672.28 is: 56,132.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,516.22 : 93,180.30 = 40,672.28 : x
  2. Step 2: Convert to fraction form
    67,516.22/93,180.30 = 40,672.28/x
  3. Step 3: Cross multiply
    67,516.22x = 93,180.30 × 40,672.28
  4. Step 4: Simplify right side
    67,516.22x = 3,789,855,252.08
  5. Step 5: Solve for x
    x = 3,789,855,252.08/67,516.22
  6. Step 6: Final answer
    x = 56,132.52

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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.