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Finding the Fourth Proportional to 185,679.35, 278,559.01 and 59,289.89

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Solution

The fourth proportional to 185,679.35, 278,559.01 and 59,289.89 is: 88,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679.35 : 278,559.01 = 59,289.89 : x
  2. Step 2: Convert to fraction form
    185,679.35/278,559.01 = 59,289.89/x
  3. Step 3: Cross multiply
    185,679.35x = 278,559.01 × 59,289.89
  4. Step 4: Simplify right side
    185,679.35x = 16,515,733,061.41
  5. Step 5: Solve for x
    x = 16,515,733,061.41/185,679.35
  6. Step 6: Final answer
    x = 88,947.60

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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.