Home / 125,010.54-187,512.57-40,777.02

Finding the Fourth Proportional to 125,010.54, 187,512.57 and 40,777.02

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Solution

The fourth proportional to 125,010.54, 187,512.57 and 40,777.02 is: 61,164.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,010.54 : 187,512.57 = 40,777.02 : x
  2. Step 2: Convert to fraction form
    125,010.54/187,512.57 = 40,777.02/x
  3. Step 3: Cross multiply
    125,010.54x = 187,512.57 × 40,777.02
  4. Step 4: Simplify right side
    125,010.54x = 7,646,203,817.14
  5. Step 5: Solve for x
    x = 7,646,203,817.14/125,010.54
  6. Step 6: Final answer
    x = 61,164.47

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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.