Home / 142,535.30-195,650.82-126,041.18

Finding the Fourth Proportional to 142,535.30, 195,650.82 and 126,041.18

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Solution

The fourth proportional to 142,535.30, 195,650.82 and 126,041.18 is: 173,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,535.30 : 195,650.82 = 126,041.18 : x
  2. Step 2: Convert to fraction form
    142,535.30/195,650.82 = 126,041.18/x
  3. Step 3: Cross multiply
    142,535.30x = 195,650.82 × 126,041.18
  4. Step 4: Simplify right side
    142,535.30x = 24,660,059,242.51
  5. Step 5: Solve for x
    x = 24,660,059,242.51/142,535.30
  6. Step 6: Final answer
    x = 173,010.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.