Home / 191,844.60-287,766.90-180,958.20

Finding the Fourth Proportional to 191,844.60, 287,766.90 and 180,958.20

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Solution

The fourth proportional to 191,844.60, 287,766.90 and 180,958.20 is: 271,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,844.60 : 287,766.90 = 180,958.20 : x
  2. Step 2: Convert to fraction form
    191,844.60/287,766.90 = 180,958.20/x
  3. Step 3: Cross multiply
    191,844.60x = 287,766.90 × 180,958.20
  4. Step 4: Simplify right side
    191,844.60x = 52,073,780,243.58
  5. Step 5: Solve for x
    x = 52,073,780,243.58/191,844.60
  6. Step 6: Final answer
    x = 271,437.30

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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.