Home / 228,961.92-343,541.76-123,854.88

Finding the Fourth Proportional to 228,961.92, 343,541.76 and 123,854.88

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Solution

The fourth proportional to 228,961.92, 343,541.76 and 123,854.88 is: 185,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,961.92 : 343,541.76 = 123,854.88 : x
  2. Step 2: Convert to fraction form
    228,961.92/343,541.76 = 123,854.88/x
  3. Step 3: Cross multiply
    228,961.92x = 343,541.76 × 123,854.88
  4. Step 4: Simplify right side
    228,961.92x = 42,549,323,459.79
  5. Step 5: Solve for x
    x = 42,549,323,459.79/228,961.92
  6. Step 6: Final answer
    x = 185,835.81

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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.