Home / 194,081.13-291,023.28-88,809.93

Finding the Fourth Proportional to 194,081.13, 291,023.28 and 88,809.93

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Solution

The fourth proportional to 194,081.13, 291,023.28 and 88,809.93 is: 133,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,081.13 : 291,023.28 = 88,809.93 : x
  2. Step 2: Convert to fraction form
    194,081.13/291,023.28 = 88,809.93/x
  3. Step 3: Cross multiply
    194,081.13x = 291,023.28 × 88,809.93
  4. Step 4: Simplify right side
    194,081.13x = 25,845,757,125.17
  5. Step 5: Solve for x
    x = 25,845,757,125.17/194,081.13
  6. Step 6: Final answer
    x = 133,169.86

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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.