Home / 198,248.43-273,575.50-107,602.45

Finding the Fourth Proportional to 198,248.43, 273,575.50 and 107,602.45

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Solution

The fourth proportional to 198,248.43, 273,575.50 and 107,602.45 is: 148,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,248.43 : 273,575.50 = 107,602.45 : x
  2. Step 2: Convert to fraction form
    198,248.43/273,575.50 = 107,602.45/x
  3. Step 3: Cross multiply
    198,248.43x = 273,575.50 × 107,602.45
  4. Step 4: Simplify right side
    198,248.43x = 29,437,394,059.98
  5. Step 5: Solve for x
    x = 29,437,394,059.98/198,248.43
  6. Step 6: Final answer
    x = 148,487.40

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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.