Home / 117,716.40-176,580.04-38,837.52

Finding the Fourth Proportional to 117,716.40, 176,580.04 and 38,837.52

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Solution

The fourth proportional to 117,716.40, 176,580.04 and 38,837.52 is: 58,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,716.40 : 176,580.04 = 38,837.52 : x
  2. Step 2: Convert to fraction form
    117,716.40/176,580.04 = 38,837.52/x
  3. Step 3: Cross multiply
    117,716.40x = 176,580.04 × 38,837.52
  4. Step 4: Simplify right side
    117,716.40x = 6,857,930,835.10
  5. Step 5: Solve for x
    x = 6,857,930,835.10/117,716.40
  6. Step 6: Final answer
    x = 58,258.07

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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.