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Finding the Fourth Proportional to 96,018, 132,483.56 and 55,708.38

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Solution

The fourth proportional to 96,018, 132,483.56 and 55,708.38 is: 76,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,018 : 132,483.56 = 55,708.38 : x
  2. Step 2: Convert to fraction form
    96,018/132,483.56 = 55,708.38/x
  3. Step 3: Cross multiply
    96,018x = 132,483.56 × 55,708.38
  4. Step 4: Simplify right side
    96,018x = 7,380,444,504.23
  5. Step 5: Solve for x
    x = 7,380,444,504.23/96,018
  6. Step 6: Final answer
    x = 76,865.22

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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.