Home / 176,558.27-243,645.32-100,084.43

Finding the Fourth Proportional to 176,558.27, 243,645.32 and 100,084.43

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Solution

The fourth proportional to 176,558.27, 243,645.32 and 100,084.43 is: 138,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,558.27 : 243,645.32 = 100,084.43 : x
  2. Step 2: Convert to fraction form
    176,558.27/243,645.32 = 100,084.43/x
  3. Step 3: Cross multiply
    176,558.27x = 243,645.32 × 100,084.43
  4. Step 4: Simplify right side
    176,558.27x = 24,385,101,255.72
  5. Step 5: Solve for x
    x = 24,385,101,255.72/176,558.27
  6. Step 6: Final answer
    x = 138,113.62

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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.