Home / 117,481.14-176,165.82-42,586.92

Finding the Fourth Proportional to 117,481.14, 176,165.82 and 42,586.92

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Solution

The fourth proportional to 117,481.14, 176,165.82 and 42,586.92 is: 63,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,481.14 : 176,165.82 = 42,586.92 : x
  2. Step 2: Convert to fraction form
    117,481.14/176,165.82 = 42,586.92/x
  3. Step 3: Cross multiply
    117,481.14x = 176,165.82 × 42,586.92
  4. Step 4: Simplify right side
    117,481.14x = 7,502,359,683.07
  5. Step 5: Solve for x
    x = 7,502,359,683.07/117,481.14
  6. Step 6: Final answer
    x = 63,860.12

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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.