Home / 143,301.10-197,233.50-126,193.30

Finding the Fourth Proportional to 143,301.10, 197,233.50 and 126,193.30

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Solution

The fourth proportional to 143,301.10, 197,233.50 and 126,193.30 is: 173,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,301.10 : 197,233.50 = 126,193.30 : x
  2. Step 2: Convert to fraction form
    143,301.10/197,233.50 = 126,193.30/x
  3. Step 3: Cross multiply
    143,301.10x = 197,233.50 × 126,193.30
  4. Step 4: Simplify right side
    143,301.10x = 24,889,546,235.55
  5. Step 5: Solve for x
    x = 24,889,546,235.55/143,301.10
  6. Step 6: Final answer
    x = 173,687.06

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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.