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Finding the Fourth Proportional to 96,460.80, 144,614.40 and 41,011.20

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Solution

The fourth proportional to 96,460.80, 144,614.40 and 41,011.20 is: 61,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,460.80 : 144,614.40 = 41,011.20 : x
  2. Step 2: Convert to fraction form
    96,460.80/144,614.40 = 41,011.20/x
  3. Step 3: Cross multiply
    96,460.80x = 144,614.40 × 41,011.20
  4. Step 4: Simplify right side
    96,460.80x = 5,930,810,081.28
  5. Step 5: Solve for x
    x = 5,930,810,081.28/96,460.80
  6. Step 6: Final answer
    x = 61,484.15

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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.