Home / 117,835.72-176,781.27-38,949.95

Finding the Fourth Proportional to 117,835.72, 176,781.27 and 38,949.95

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Solution

The fourth proportional to 117,835.72, 176,781.27 and 38,949.95 is: 58,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.72 : 176,781.27 = 38,949.95 : x
  2. Step 2: Convert to fraction form
    117,835.72/176,781.27 = 38,949.95/x
  3. Step 3: Cross multiply
    117,835.72x = 176,781.27 × 38,949.95
  4. Step 4: Simplify right side
    117,835.72x = 6,885,621,499.16
  5. Step 5: Solve for x
    x = 6,885,621,499.16/117,835.72
  6. Step 6: Final answer
    x = 58,434.08

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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.