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Finding the Fourth Proportional to 68,042.61, 93,900.84 and 37,414.12

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Solution

The fourth proportional to 68,042.61, 93,900.84 and 37,414.12 is: 51,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,042.61 : 93,900.84 = 37,414.12 : x
  2. Step 2: Convert to fraction form
    68,042.61/93,900.84 = 37,414.12/x
  3. Step 3: Cross multiply
    68,042.61x = 93,900.84 × 37,414.12
  4. Step 4: Simplify right side
    68,042.61x = 3,513,216,826.36
  5. Step 5: Solve for x
    x = 3,513,216,826.36/68,042.61
  6. Step 6: Final answer
    x = 51,632.60

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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.