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Finding the Fourth Proportional to 96,002.87, 132,483.74 and 55,740.20

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Solution

The fourth proportional to 96,002.87, 132,483.74 and 55,740.20 is: 76,921.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,002.87 : 132,483.74 = 55,740.20 : x
  2. Step 2: Convert to fraction form
    96,002.87/132,483.74 = 55,740.20/x
  3. Step 3: Cross multiply
    96,002.87x = 132,483.74 × 55,740.20
  4. Step 4: Simplify right side
    96,002.87x = 7,384,669,223.23
  5. Step 5: Solve for x
    x = 7,384,669,223.23/96,002.87
  6. Step 6: Final answer
    x = 76,921.34

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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.