Home / 185,972.40-278,958.60-97,253.10

Finding the Fourth Proportional to 185,972.40, 278,958.60 and 97,253.10

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Solution

The fourth proportional to 185,972.40, 278,958.60 and 97,253.10 is: 145,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,972.40 : 278,958.60 = 97,253.10 : x
  2. Step 2: Convert to fraction form
    185,972.40/278,958.60 = 97,253.10/x
  3. Step 3: Cross multiply
    185,972.40x = 278,958.60 × 97,253.10
  4. Step 4: Simplify right side
    185,972.40x = 27,129,588,621.66
  5. Step 5: Solve for x
    x = 27,129,588,621.66/185,972.40
  6. Step 6: Final answer
    x = 145,879.65

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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.