Home / 156,594.35-234,891.98-66,613.88

Finding the Fourth Proportional to 156,594.35, 234,891.98 and 66,613.88

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Solution

The fourth proportional to 156,594.35, 234,891.98 and 66,613.88 is: 99,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,594.35 : 234,891.98 = 66,613.88 : x
  2. Step 2: Convert to fraction form
    156,594.35/234,891.98 = 66,613.88/x
  3. Step 3: Cross multiply
    156,594.35x = 234,891.98 × 66,613.88
  4. Step 4: Simplify right side
    156,594.35x = 15,647,066,168.68
  5. Step 5: Solve for x
    x = 15,647,066,168.68/156,594.35
  6. Step 6: Final answer
    x = 99,921.01

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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.