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Finding the Fourth Proportional to 58,159.50, 87,242.49 and 16,609.74

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Solution

The fourth proportional to 58,159.50, 87,242.49 and 16,609.74 is: 24,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,159.50 : 87,242.49 = 16,609.74 : x
  2. Step 2: Convert to fraction form
    58,159.50/87,242.49 = 16,609.74/x
  3. Step 3: Cross multiply
    58,159.50x = 87,242.49 × 16,609.74
  4. Step 4: Simplify right side
    58,159.50x = 1,449,075,075.85
  5. Step 5: Solve for x
    x = 1,449,075,075.85/58,159.50
  6. Step 6: Final answer
    x = 24,915.54

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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.