Home / 156,211.38-234,268.65-56,358.59

Finding the Fourth Proportional to 156,211.38, 234,268.65 and 56,358.59

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Solution

The fourth proportional to 156,211.38, 234,268.65 and 56,358.59 is: 84,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,211.38 : 234,268.65 = 56,358.59 : x
  2. Step 2: Convert to fraction form
    156,211.38/234,268.65 = 56,358.59/x
  3. Step 3: Cross multiply
    156,211.38x = 234,268.65 × 56,358.59
  4. Step 4: Simplify right side
    156,211.38x = 13,203,049,623.86
  5. Step 5: Solve for x
    x = 13,203,049,623.86/156,211.38
  6. Step 6: Final answer
    x = 84,520.41

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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.