Home / 263,672.64-363,890.76-148,972.47

Finding the Fourth Proportional to 263,672.64, 363,890.76 and 148,972.47

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Solution

The fourth proportional to 263,672.64, 363,890.76 and 148,972.47 is: 205,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,672.64 : 363,890.76 = 148,972.47 : x
  2. Step 2: Convert to fraction form
    263,672.64/363,890.76 = 148,972.47/x
  3. Step 3: Cross multiply
    263,672.64x = 363,890.76 × 148,972.47
  4. Step 4: Simplify right side
    263,672.64x = 54,209,705,327.38
  5. Step 5: Solve for x
    x = 54,209,705,327.38/263,672.64
  6. Step 6: Final answer
    x = 205,594.73

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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.