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Finding the Fourth Proportional to 96,697.92, 144,982.50 and 49,330.20

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Solution

The fourth proportional to 96,697.92, 144,982.50 and 49,330.20 is: 73,962.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,697.92 : 144,982.50 = 49,330.20 : x
  2. Step 2: Convert to fraction form
    96,697.92/144,982.50 = 49,330.20/x
  3. Step 3: Cross multiply
    96,697.92x = 144,982.50 × 49,330.20
  4. Step 4: Simplify right side
    96,697.92x = 7,152,015,721.50
  5. Step 5: Solve for x
    x = 7,152,015,721.50/96,697.92
  6. Step 6: Final answer
    x = 73,962.46

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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.