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Finding the Fourth Proportional to 96,108.50, 132,628.36 and 55,844.92

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Solution

The fourth proportional to 96,108.50, 132,628.36 and 55,844.92 is: 77,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,108.50 : 132,628.36 = 55,844.92 : x
  2. Step 2: Convert to fraction form
    96,108.50/132,628.36 = 55,844.92/x
  3. Step 3: Cross multiply
    96,108.50x = 132,628.36 × 55,844.92
  4. Step 4: Simplify right side
    96,108.50x = 7,406,620,153.93
  5. Step 5: Solve for x
    x = 7,406,620,153.93/96,108.50
  6. Step 6: Final answer
    x = 77,065.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.