Home / 203,744.60-281,451.08-193,780.16

Finding the Fourth Proportional to 203,744.60, 281,451.08 and 193,780.16

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Solution

The fourth proportional to 203,744.60, 281,451.08 and 193,780.16 is: 267,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,744.60 : 281,451.08 = 193,780.16 : x
  2. Step 2: Convert to fraction form
    203,744.60/281,451.08 = 193,780.16/x
  3. Step 3: Cross multiply
    203,744.60x = 281,451.08 × 193,780.16
  4. Step 4: Simplify right side
    203,744.60x = 54,539,635,314.57
  5. Step 5: Solve for x
    x = 54,539,635,314.57/203,744.60
  6. Step 6: Final answer
    x = 267,686.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.