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Finding the Fourth Proportional to 68,207.58, 94,124.07 and 37,991.34

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Solution

The fourth proportional to 68,207.58, 94,124.07 and 37,991.34 is: 52,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,207.58 : 94,124.07 = 37,991.34 : x
  2. Step 2: Convert to fraction form
    68,207.58/94,124.07 = 37,991.34/x
  3. Step 3: Cross multiply
    68,207.58x = 94,124.07 × 37,991.34
  4. Step 4: Simplify right side
    68,207.58x = 3,575,899,545.55
  5. Step 5: Solve for x
    x = 3,575,899,545.55/68,207.58
  6. Step 6: Final answer
    x = 52,426.72

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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.