Home / 40,401.24-55,781.08-25,299.96

Finding the Fourth Proportional to 40,401.24, 55,781.08 and 25,299.96

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Solution

The fourth proportional to 40,401.24, 55,781.08 and 25,299.96 is: 34,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,401.24 : 55,781.08 = 25,299.96 : x
  2. Step 2: Convert to fraction form
    40,401.24/55,781.08 = 25,299.96/x
  3. Step 3: Cross multiply
    40,401.24x = 55,781.08 × 25,299.96
  4. Step 4: Simplify right side
    40,401.24x = 1,411,259,092.76
  5. Step 5: Solve for x
    x = 1,411,259,092.76/40,401.24
  6. Step 6: Final answer
    x = 34,931.08

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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.