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Finding the Fourth Proportional to 58,870.08, 88,219.08 and 27,289.80

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Solution

The fourth proportional to 58,870.08, 88,219.08 and 27,289.80 is: 40,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,870.08 : 88,219.08 = 27,289.80 : x
  2. Step 2: Convert to fraction form
    58,870.08/88,219.08 = 27,289.80/x
  3. Step 3: Cross multiply
    58,870.08x = 88,219.08 × 27,289.80
  4. Step 4: Simplify right side
    58,870.08x = 2,407,481,049.38
  5. Step 5: Solve for x
    x = 2,407,481,049.38/58,870.08
  6. Step 6: Final answer
    x = 40,894.82

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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.