Home / 194,877.12-292,296.53-132,100.50

Finding the Fourth Proportional to 194,877.12, 292,296.53 and 132,100.50

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Solution

The fourth proportional to 194,877.12, 292,296.53 and 132,100.50 is: 198,137.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,877.12 : 292,296.53 = 132,100.50 : x
  2. Step 2: Convert to fraction form
    194,877.12/292,296.53 = 132,100.50/x
  3. Step 3: Cross multiply
    194,877.12x = 292,296.53 × 132,100.50
  4. Step 4: Simplify right side
    194,877.12x = 38,612,517,100.76
  5. Step 5: Solve for x
    x = 38,612,517,100.76/194,877.12
  6. Step 6: Final answer
    x = 198,137.77

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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.