Home / 125,166.56-187,761.38-40,927.16

Finding the Fourth Proportional to 125,166.56, 187,761.38 and 40,927.16

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Solution

The fourth proportional to 125,166.56, 187,761.38 and 40,927.16 is: 61,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,166.56 : 187,761.38 = 40,927.16 : x
  2. Step 2: Convert to fraction form
    125,166.56/187,761.38 = 40,927.16/x
  3. Step 3: Cross multiply
    125,166.56x = 187,761.38 × 40,927.16
  4. Step 4: Simplify right side
    125,166.56x = 7,684,539,102.27
  5. Step 5: Solve for x
    x = 7,684,539,102.27/125,166.56
  6. Step 6: Final answer
    x = 61,394.51

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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.