Home / 132,317.80-198,282.30-53,294.20

Finding the Fourth Proportional to 132,317.80, 198,282.30 and 53,294.20

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Solution

The fourth proportional to 132,317.80, 198,282.30 and 53,294.20 is: 79,863.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,317.80 : 198,282.30 = 53,294.20 : x
  2. Step 2: Convert to fraction form
    132,317.80/198,282.30 = 53,294.20/x
  3. Step 3: Cross multiply
    132,317.80x = 198,282.30 × 53,294.20
  4. Step 4: Simplify right side
    132,317.80x = 10,567,296,552.66
  5. Step 5: Solve for x
    x = 10,567,296,552.66/132,317.80
  6. Step 6: Final answer
    x = 79,863.00

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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.