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Finding the Fourth Proportional to 96,562.70, 144,844.05 and 30,002.30

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Solution

The fourth proportional to 96,562.70, 144,844.05 and 30,002.30 is: 45,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,562.70 : 144,844.05 = 30,002.30 : x
  2. Step 2: Convert to fraction form
    96,562.70/144,844.05 = 30,002.30/x
  3. Step 3: Cross multiply
    96,562.70x = 144,844.05 × 30,002.30
  4. Step 4: Simplify right side
    96,562.70x = 4,345,654,641.32
  5. Step 5: Solve for x
    x = 4,345,654,641.32/96,562.70
  6. Step 6: Final answer
    x = 45,003.45

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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.