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Finding the Fourth Proportional to 37,042.80, 55,564.20 and 34,564.20

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Solution

The fourth proportional to 37,042.80, 55,564.20 and 34,564.20 is: 51,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.80 : 55,564.20 = 34,564.20 : x
  2. Step 2: Convert to fraction form
    37,042.80/55,564.20 = 34,564.20/x
  3. Step 3: Cross multiply
    37,042.80x = 55,564.20 × 34,564.20
  4. Step 4: Simplify right side
    37,042.80x = 1,920,532,121.64
  5. Step 5: Solve for x
    x = 1,920,532,121.64/37,042.80
  6. Step 6: Final answer
    x = 51,846.30

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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.