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Finding the Fourth Proportional to 59,111.70, 88,667.55 and 40,449.30

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Solution

The fourth proportional to 59,111.70, 88,667.55 and 40,449.30 is: 60,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,111.70 : 88,667.55 = 40,449.30 : x
  2. Step 2: Convert to fraction form
    59,111.70/88,667.55 = 40,449.30/x
  3. Step 3: Cross multiply
    59,111.70x = 88,667.55 × 40,449.30
  4. Step 4: Simplify right side
    59,111.70x = 3,586,540,330.22
  5. Step 5: Solve for x
    x = 3,586,540,330.22/59,111.70
  6. Step 6: Final answer
    x = 60,673.95

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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.