Home / 132,779.92-199,228.75-69,585.02

Finding the Fourth Proportional to 132,779.92, 199,228.75 and 69,585.02

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Solution

The fourth proportional to 132,779.92, 199,228.75 and 69,585.02 is: 104,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,779.92 : 199,228.75 = 69,585.02 : x
  2. Step 2: Convert to fraction form
    132,779.92/199,228.75 = 69,585.02/x
  3. Step 3: Cross multiply
    132,779.92x = 199,228.75 × 69,585.02
  4. Step 4: Simplify right side
    132,779.92x = 13,863,336,553.33
  5. Step 5: Solve for x
    x = 13,863,336,553.33/132,779.92
  6. Step 6: Final answer
    x = 104,408.38

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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.