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Finding the Fourth Proportional to 58,991.58, 88,502.49 and 19,559.70

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Solution

The fourth proportional to 58,991.58, 88,502.49 and 19,559.70 is: 29,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,991.58 : 88,502.49 = 19,559.70 : x
  2. Step 2: Convert to fraction form
    58,991.58/88,502.49 = 19,559.70/x
  3. Step 3: Cross multiply
    58,991.58x = 88,502.49 × 19,559.70
  4. Step 4: Simplify right side
    58,991.58x = 1,731,082,153.65
  5. Step 5: Solve for x
    x = 1,731,082,153.65/58,991.58
  6. Step 6: Final answer
    x = 29,344.56

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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.