Home / 40,309.03-60,463.69-12,229.32

Finding the Fourth Proportional to 40,309.03, 60,463.69 and 12,229.32

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Solution

The fourth proportional to 40,309.03, 60,463.69 and 12,229.32 is: 18,344.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,309.03 : 60,463.69 = 12,229.32 : x
  2. Step 2: Convert to fraction form
    40,309.03/60,463.69 = 12,229.32/x
  3. Step 3: Cross multiply
    40,309.03x = 60,463.69 × 12,229.32
  4. Step 4: Simplify right side
    40,309.03x = 739,429,752.24
  5. Step 5: Solve for x
    x = 739,429,752.24/40,309.03
  6. Step 6: Final answer
    x = 18,344.02

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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.