Home / 198,165.60-297,248.40-194,885.10

Finding the Fourth Proportional to 198,165.60, 297,248.40 and 194,885.10

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Solution

The fourth proportional to 198,165.60, 297,248.40 and 194,885.10 is: 292,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,165.60 : 297,248.40 = 194,885.10 : x
  2. Step 2: Convert to fraction form
    198,165.60/297,248.40 = 194,885.10/x
  3. Step 3: Cross multiply
    198,165.60x = 297,248.40 × 194,885.10
  4. Step 4: Simplify right side
    198,165.60x = 57,929,284,158.84
  5. Step 5: Solve for x
    x = 57,929,284,158.84/198,165.60
  6. Step 6: Final answer
    x = 292,327.65

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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.