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Finding the Fourth Proportional to 58,604.40, 87,839.15 and 29,041.65

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Solution

The fourth proportional to 58,604.40, 87,839.15 and 29,041.65 is: 43,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,604.40 : 87,839.15 = 29,041.65 : x
  2. Step 2: Convert to fraction form
    58,604.40/87,839.15 = 29,041.65/x
  3. Step 3: Cross multiply
    58,604.40x = 87,839.15 × 29,041.65
  4. Step 4: Simplify right side
    58,604.40x = 2,550,993,705.39
  5. Step 5: Solve for x
    x = 2,550,993,705.39/58,604.40
  6. Step 6: Final answer
    x = 43,529.05

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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.