Home / 115,991.08-173,707.42-65,948.76

Finding the Fourth Proportional to 115,991.08, 173,707.42 and 65,948.76

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Solution

The fourth proportional to 115,991.08, 173,707.42 and 65,948.76 is: 98,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,991.08 : 173,707.42 = 65,948.76 : x
  2. Step 2: Convert to fraction form
    115,991.08/173,707.42 = 65,948.76/x
  3. Step 3: Cross multiply
    115,991.08x = 173,707.42 × 65,948.76
  4. Step 4: Simplify right side
    115,991.08x = 11,455,788,951.80
  5. Step 5: Solve for x
    x = 11,455,788,951.80/115,991.08
  6. Step 6: Final answer
    x = 98,764.40

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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.