Home / 40,205.61-55,447.43-25,099.67

Finding the Fourth Proportional to 40,205.61, 55,447.43 and 25,099.67

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Solution

The fourth proportional to 40,205.61, 55,447.43 and 25,099.67 is: 34,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.61 : 55,447.43 = 25,099.67 : x
  2. Step 2: Convert to fraction form
    40,205.61/55,447.43 = 25,099.67/x
  3. Step 3: Cross multiply
    40,205.61x = 55,447.43 × 25,099.67
  4. Step 4: Simplify right side
    40,205.61x = 1,391,712,069.85
  5. Step 5: Solve for x
    x = 1,391,712,069.85/40,205.61
  6. Step 6: Final answer
    x = 34,614.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.