Home / 194,877.87-292,297.65-132,101.25

Finding the Fourth Proportional to 194,877.87, 292,297.65 and 132,101.25

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Solution

The fourth proportional to 194,877.87, 292,297.65 and 132,101.25 is: 198,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,877.87 : 292,297.65 = 132,101.25 : x
  2. Step 2: Convert to fraction form
    194,877.87/292,297.65 = 132,101.25/x
  3. Step 3: Cross multiply
    194,877.87x = 292,297.65 × 132,101.25
  4. Step 4: Simplify right side
    194,877.87x = 38,612,884,937.06
  5. Step 5: Solve for x
    x = 38,612,884,937.06/194,877.87
  6. Step 6: Final answer
    x = 198,138.89

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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.