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Finding the Fourth Proportional to 34,053.20, 51,166.20 and 30,251.60

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Solution

The fourth proportional to 34,053.20, 51,166.20 and 30,251.60 is: 45,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,053.20 : 51,166.20 = 30,251.60 : x
  2. Step 2: Convert to fraction form
    34,053.20/51,166.20 = 30,251.60/x
  3. Step 3: Cross multiply
    34,053.20x = 51,166.20 × 30,251.60
  4. Step 4: Simplify right side
    34,053.20x = 1,547,859,415.92
  5. Step 5: Solve for x
    x = 1,547,859,415.92/34,053.20
  6. Step 6: Final answer
    x = 45,454.15

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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.