Home / 119,884.24-165,441.45-66,168.08

Finding the Fourth Proportional to 119,884.24, 165,441.45 and 66,168.08

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Solution

The fourth proportional to 119,884.24, 165,441.45 and 66,168.08 is: 91,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,884.24 : 165,441.45 = 66,168.08 : x
  2. Step 2: Convert to fraction form
    119,884.24/165,441.45 = 66,168.08/x
  3. Step 3: Cross multiply
    119,884.24x = 165,441.45 × 66,168.08
  4. Step 4: Simplify right side
    119,884.24x = 10,946,943,098.92
  5. Step 5: Solve for x
    x = 10,946,943,098.92/119,884.24
  6. Step 6: Final answer
    x = 91,312.61

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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.