Home / 194,815.20-292,232.40-101,503.20

Finding the Fourth Proportional to 194,815.20, 292,232.40 and 101,503.20

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Solution

The fourth proportional to 194,815.20, 292,232.40 and 101,503.20 is: 152,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,815.20 : 292,232.40 = 101,503.20 : x
  2. Step 2: Convert to fraction form
    194,815.20/292,232.40 = 101,503.20/x
  3. Step 3: Cross multiply
    194,815.20x = 292,232.40 × 101,503.20
  4. Step 4: Simplify right side
    194,815.20x = 29,662,523,743.68
  5. Step 5: Solve for x
    x = 29,662,523,743.68/194,815.20
  6. Step 6: Final answer
    x = 152,259.80

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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.