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Finding the Fourth Proportional to 58,049.94, 87,075.01 and 15,930.60

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Solution

The fourth proportional to 58,049.94, 87,075.01 and 15,930.60 is: 23,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,049.94 : 87,075.01 = 15,930.60 : x
  2. Step 2: Convert to fraction form
    58,049.94/87,075.01 = 15,930.60/x
  3. Step 3: Cross multiply
    58,049.94x = 87,075.01 × 15,930.60
  4. Step 4: Simplify right side
    58,049.94x = 1,387,157,074.65
  5. Step 5: Solve for x
    x = 1,387,157,074.65/58,049.94
  6. Step 6: Final answer
    x = 23,895.93

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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.