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Finding the Fourth Proportional to 110,104.65, 165,156.98 and 62,865.45

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Solution

The fourth proportional to 110,104.65, 165,156.98 and 62,865.45 is: 94,298.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,104.65 : 165,156.98 = 62,865.45 : x
  2. Step 2: Convert to fraction form
    110,104.65/165,156.98 = 62,865.45/x
  3. Step 3: Cross multiply
    110,104.65x = 165,156.98 × 62,865.45
  4. Step 4: Simplify right side
    110,104.65x = 10,382,667,554.01
  5. Step 5: Solve for x
    x = 10,382,667,554.01/110,104.65
  6. Step 6: Final answer
    x = 94,298.18

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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.