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Finding the Fourth Proportional to 124,907.58, 187,422.88 and 58,352.38

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Solution

The fourth proportional to 124,907.58, 187,422.88 and 58,352.38 is: 87,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,907.58 : 187,422.88 = 58,352.38 : x
  2. Step 2: Convert to fraction form
    124,907.58/187,422.88 = 58,352.38/x
  3. Step 3: Cross multiply
    124,907.58x = 187,422.88 × 58,352.38
  4. Step 4: Simplify right side
    124,907.58x = 10,936,571,114.45
  5. Step 5: Solve for x
    x = 10,936,571,114.45/124,907.58
  6. Step 6: Final answer
    x = 87,557.31

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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.