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Finding the Fourth Proportional to 153,843.84, 230,765.76 and 43,035.84

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Solution

The fourth proportional to 153,843.84, 230,765.76 and 43,035.84 is: 64,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,843.84 : 230,765.76 = 43,035.84 : x
  2. Step 2: Convert to fraction form
    153,843.84/230,765.76 = 43,035.84/x
  3. Step 3: Cross multiply
    153,843.84x = 230,765.76 × 43,035.84
  4. Step 4: Simplify right side
    153,843.84x = 9,931,198,324.84
  5. Step 5: Solve for x
    x = 9,931,198,324.84/153,843.84
  6. Step 6: Final answer
    x = 64,553.76

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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.