Home / 156,319.42-234,479.24-37,989.96

Finding the Fourth Proportional to 156,319.42, 234,479.24 and 37,989.96

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Solution

The fourth proportional to 156,319.42, 234,479.24 and 37,989.96 is: 56,984.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,319.42 : 234,479.24 = 37,989.96 : x
  2. Step 2: Convert to fraction form
    156,319.42/234,479.24 = 37,989.96/x
  3. Step 3: Cross multiply
    156,319.42x = 234,479.24 × 37,989.96
  4. Step 4: Simplify right side
    156,319.42x = 8,907,856,948.43
  5. Step 5: Solve for x
    x = 8,907,856,948.43/156,319.42
  6. Step 6: Final answer
    x = 56,984.97

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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.