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Finding the Fourth Proportional to 125,032.94, 187,568.85 and 41,907.50

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Solution

The fourth proportional to 125,032.94, 187,568.85 and 41,907.50 is: 62,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,032.94 : 187,568.85 = 41,907.50 : x
  2. Step 2: Convert to fraction form
    125,032.94/187,568.85 = 41,907.50/x
  3. Step 3: Cross multiply
    125,032.94x = 187,568.85 × 41,907.50
  4. Step 4: Simplify right side
    125,032.94x = 7,860,541,581.38
  5. Step 5: Solve for x
    x = 7,860,541,581.38/125,032.94
  6. Step 6: Final answer
    x = 62,867.77

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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.