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Finding the Fourth Proportional to 95,656.67, 132,006.21 and 53,215.20

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Solution

The fourth proportional to 95,656.67, 132,006.21 and 53,215.20 is: 73,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,656.67 : 132,006.21 = 53,215.20 : x
  2. Step 2: Convert to fraction form
    95,656.67/132,006.21 = 53,215.20/x
  3. Step 3: Cross multiply
    95,656.67x = 132,006.21 × 53,215.20
  4. Step 4: Simplify right side
    95,656.67x = 7,024,736,866.39
  5. Step 5: Solve for x
    x = 7,024,736,866.39/95,656.67
  6. Step 6: Final answer
    x = 73,436.98

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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.