Home / 57,401.04-79,213.38-31,906.60

Finding the Fourth Proportional to 57,401.04, 79,213.38 and 31,906.60

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Solution

The fourth proportional to 57,401.04, 79,213.38 and 31,906.60 is: 44,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,401.04 : 79,213.38 = 31,906.60 : x
  2. Step 2: Convert to fraction form
    57,401.04/79,213.38 = 31,906.60/x
  3. Step 3: Cross multiply
    57,401.04x = 79,213.38 × 31,906.60
  4. Step 4: Simplify right side
    57,401.04x = 2,527,429,630.31
  5. Step 5: Solve for x
    x = 2,527,429,630.31/57,401.04
  6. Step 6: Final answer
    x = 44,031.08

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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.