Home / 117,301.23-175,667.71-81,176.46

Finding the Fourth Proportional to 117,301.23, 175,667.71 and 81,176.46

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Solution

The fourth proportional to 117,301.23, 175,667.71 and 81,176.46 is: 121,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,301.23 : 175,667.71 = 81,176.46 : x
  2. Step 2: Convert to fraction form
    117,301.23/175,667.71 = 81,176.46/x
  3. Step 3: Cross multiply
    117,301.23x = 175,667.71 × 81,176.46
  4. Step 4: Simplify right side
    117,301.23x = 14,260,083,724.39
  5. Step 5: Solve for x
    x = 14,260,083,724.39/117,301.23
  6. Step 6: Final answer
    x = 121,568.06

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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.