Home / 176,434.38-243,471.60-99,951.98

Finding the Fourth Proportional to 176,434.38, 243,471.60 and 99,951.98

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Solution

The fourth proportional to 176,434.38, 243,471.60 and 99,951.98 is: 137,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,434.38 : 243,471.60 = 99,951.98 : x
  2. Step 2: Convert to fraction form
    176,434.38/243,471.60 = 99,951.98/x
  3. Step 3: Cross multiply
    176,434.38x = 243,471.60 × 99,951.98
  4. Step 4: Simplify right side
    176,434.38x = 24,335,467,276.41
  5. Step 5: Solve for x
    x = 24,335,467,276.41/176,434.38
  6. Step 6: Final answer
    x = 137,929.28

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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.