Home / 115,432.20-173,105.10-40,523.40

Finding the Fourth Proportional to 115,432.20, 173,105.10 and 40,523.40

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Solution

The fourth proportional to 115,432.20, 173,105.10 and 40,523.40 is: 60,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,432.20 : 173,105.10 = 40,523.40 : x
  2. Step 2: Convert to fraction form
    115,432.20/173,105.10 = 40,523.40/x
  3. Step 3: Cross multiply
    115,432.20x = 173,105.10 × 40,523.40
  4. Step 4: Simplify right side
    115,432.20x = 7,014,807,209.34
  5. Step 5: Solve for x
    x = 7,014,807,209.34/115,432.20
  6. Step 6: Final answer
    x = 60,769.93

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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.