Home / 198,001.60-297,002.40-48,240.70

Finding the Fourth Proportional to 198,001.60, 297,002.40 and 48,240.70

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Solution

The fourth proportional to 198,001.60, 297,002.40 and 48,240.70 is: 72,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,001.60 : 297,002.40 = 48,240.70 : x
  2. Step 2: Convert to fraction form
    198,001.60/297,002.40 = 48,240.70/x
  3. Step 3: Cross multiply
    198,001.60x = 297,002.40 × 48,240.70
  4. Step 4: Simplify right side
    198,001.60x = 14,327,603,677.68
  5. Step 5: Solve for x
    x = 14,327,603,677.68/198,001.60
  6. Step 6: Final answer
    x = 72,361.05

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1.5x scale

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.