Home / 40,372.50-60,559.91-10,790.38

Finding the Fourth Proportional to 40,372.50, 60,559.91 and 10,790.38

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Solution

The fourth proportional to 40,372.50, 60,559.91 and 10,790.38 is: 16,185.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372.50 : 60,559.91 = 10,790.38 : x
  2. Step 2: Convert to fraction form
    40,372.50/60,559.91 = 10,790.38/x
  3. Step 3: Cross multiply
    40,372.50x = 60,559.91 × 10,790.38
  4. Step 4: Simplify right side
    40,372.50x = 653,464,441.67
  5. Step 5: Solve for x
    x = 653,464,441.67/40,372.50
  6. Step 6: Final answer
    x = 16,185.88

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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.