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Finding the Fourth Proportional to 84,013.60, 126,032.40 and 24,841.60

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Solution

The fourth proportional to 84,013.60, 126,032.40 and 24,841.60 is: 37,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,013.60 : 126,032.40 = 24,841.60 : x
  2. Step 2: Convert to fraction form
    84,013.60/126,032.40 = 24,841.60/x
  3. Step 3: Cross multiply
    84,013.60x = 126,032.40 × 24,841.60
  4. Step 4: Simplify right side
    84,013.60x = 3,130,846,467.84
  5. Step 5: Solve for x
    x = 3,130,846,467.84/84,013.60
  6. Step 6: Final answer
    x = 37,265.95

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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.