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Finding the Fourth Proportional to 96,398.70, 144,544.41 and 29,820.30

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Solution

The fourth proportional to 96,398.70, 144,544.41 and 29,820.30 is: 44,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,398.70 : 144,544.41 = 29,820.30 : x
  2. Step 2: Convert to fraction form
    96,398.70/144,544.41 = 29,820.30/x
  3. Step 3: Cross multiply
    96,398.70x = 144,544.41 × 29,820.30
  4. Step 4: Simplify right side
    96,398.70x = 4,310,357,669.52
  5. Step 5: Solve for x
    x = 4,310,357,669.52/96,398.70
  6. Step 6: Final answer
    x = 44,713.86

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1.5x scale

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.