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Finding the Fourth Proportional to 26,750.65, 40,125.88 and 8,030.61

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Solution

The fourth proportional to 26,750.65, 40,125.88 and 8,030.61 is: 12,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.65 : 40,125.88 = 8,030.61 : x
  2. Step 2: Convert to fraction form
    26,750.65/40,125.88 = 8,030.61/x
  3. Step 3: Cross multiply
    26,750.65x = 40,125.88 × 8,030.61
  4. Step 4: Simplify right side
    26,750.65x = 322,235,293.19
  5. Step 5: Solve for x
    x = 322,235,293.19/26,750.65
  6. Step 6: Final answer
    x = 12,045.89

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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.