Home / 132,034.20-198,051.30-69,826.20

Finding the Fourth Proportional to 132,034.20, 198,051.30 and 69,826.20

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Solution

The fourth proportional to 132,034.20, 198,051.30 and 69,826.20 is: 104,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,034.20 : 198,051.30 = 69,826.20 : x
  2. Step 2: Convert to fraction form
    132,034.20/198,051.30 = 69,826.20/x
  3. Step 3: Cross multiply
    132,034.20x = 198,051.30 × 69,826.20
  4. Step 4: Simplify right side
    132,034.20x = 13,829,169,684.06
  5. Step 5: Solve for x
    x = 13,829,169,684.06/132,034.20
  6. Step 6: Final answer
    x = 104,739.30

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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.