Home / 40,403.25-60,608.33-12,329.62

Finding the Fourth Proportional to 40,403.25, 60,608.33 and 12,329.62

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Solution

The fourth proportional to 40,403.25, 60,608.33 and 12,329.62 is: 18,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.25 : 60,608.33 = 12,329.62 : x
  2. Step 2: Convert to fraction form
    40,403.25/60,608.33 = 12,329.62/x
  3. Step 3: Cross multiply
    40,403.25x = 60,608.33 × 12,329.62
  4. Step 4: Simplify right side
    40,403.25x = 747,277,313.04
  5. Step 5: Solve for x
    x = 747,277,313.04/40,403.25
  6. Step 6: Final answer
    x = 18,495.48

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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.