Home / 179,246.30-268,804.65-90,470.30

Finding the Fourth Proportional to 179,246.30, 268,804.65 and 90,470.30

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Solution

The fourth proportional to 179,246.30, 268,804.65 and 90,470.30 is: 135,672.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,246.30 : 268,804.65 = 90,470.30 : x
  2. Step 2: Convert to fraction form
    179,246.30/268,804.65 = 90,470.30/x
  3. Step 3: Cross multiply
    179,246.30x = 268,804.65 × 90,470.30
  4. Step 4: Simplify right side
    179,246.30x = 24,318,837,326.90
  5. Step 5: Solve for x
    x = 24,318,837,326.90/179,246.30
  6. Step 6: Final answer
    x = 135,672.74

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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.