Home / 176,001.78-242,895.33-100,548.66

Finding the Fourth Proportional to 176,001.78, 242,895.33 and 100,548.66

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Solution

The fourth proportional to 176,001.78, 242,895.33 and 100,548.66 is: 138,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,001.78 : 242,895.33 = 100,548.66 : x
  2. Step 2: Convert to fraction form
    176,001.78/242,895.33 = 100,548.66/x
  3. Step 3: Cross multiply
    176,001.78x = 242,895.33 × 100,548.66
  4. Step 4: Simplify right side
    176,001.78x = 24,422,799,951.76
  5. Step 5: Solve for x
    x = 24,422,799,951.76/176,001.78
  6. Step 6: Final answer
    x = 138,764.51

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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.