Home / 119,231.60-178,847.40-40,348.40

Finding the Fourth Proportional to 119,231.60, 178,847.40 and 40,348.40

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Solution

The fourth proportional to 119,231.60, 178,847.40 and 40,348.40 is: 60,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,231.60 : 178,847.40 = 40,348.40 : x
  2. Step 2: Convert to fraction form
    119,231.60/178,847.40 = 40,348.40/x
  3. Step 3: Cross multiply
    119,231.60x = 178,847.40 × 40,348.40
  4. Step 4: Simplify right side
    119,231.60x = 7,216,206,434.16
  5. Step 5: Solve for x
    x = 7,216,206,434.16/119,231.60
  6. Step 6: Final answer
    x = 60,522.60

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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.