Home / 40,130.22-60,195.06-31,372.50

Finding the Fourth Proportional to 40,130.22, 60,195.06 and 31,372.50

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Solution

The fourth proportional to 40,130.22, 60,195.06 and 31,372.50 is: 47,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130.22 : 60,195.06 = 31,372.50 : x
  2. Step 2: Convert to fraction form
    40,130.22/60,195.06 = 31,372.50/x
  3. Step 3: Cross multiply
    40,130.22x = 60,195.06 × 31,372.50
  4. Step 4: Simplify right side
    40,130.22x = 1,888,469,519.85
  5. Step 5: Solve for x
    x = 1,888,469,519.85/40,130.22
  6. Step 6: Final answer
    x = 47,058.54

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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.