Home / 119,641.08-165,104.70-69,369.24

Finding the Fourth Proportional to 119,641.08, 165,104.70 and 69,369.24

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Solution

The fourth proportional to 119,641.08, 165,104.70 and 69,369.24 is: 95,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,641.08 : 165,104.70 = 69,369.24 : x
  2. Step 2: Convert to fraction form
    119,641.08/165,104.70 = 69,369.24/x
  3. Step 3: Cross multiply
    119,641.08x = 165,104.70 × 69,369.24
  4. Step 4: Simplify right side
    119,641.08x = 11,453,187,559.43
  5. Step 5: Solve for x
    x = 11,453,187,559.43/119,641.08
  6. Step 6: Final answer
    x = 95,729.56

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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.