Home / 191,593.24-287,419.02-116,768.68

Finding the Fourth Proportional to 191,593.24, 287,419.02 and 116,768.68

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Solution

The fourth proportional to 191,593.24, 287,419.02 and 116,768.68 is: 175,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,593.24 : 287,419.02 = 116,768.68 : x
  2. Step 2: Convert to fraction form
    191,593.24/287,419.02 = 116,768.68/x
  3. Step 3: Cross multiply
    191,593.24x = 287,419.02 × 116,768.68
  4. Step 4: Simplify right side
    191,593.24x = 33,561,539,572.29
  5. Step 5: Solve for x
    x = 33,561,539,572.29/191,593.24
  6. Step 6: Final answer
    x = 175,170.79

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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.