Home / 124,243.12-186,364.76-40,003.22

Finding the Fourth Proportional to 124,243.12, 186,364.76 and 40,003.22

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Solution

The fourth proportional to 124,243.12, 186,364.76 and 40,003.22 is: 60,004.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,243.12 : 186,364.76 = 40,003.22 : x
  2. Step 2: Convert to fraction form
    124,243.12/186,364.76 = 40,003.22/x
  3. Step 3: Cross multiply
    124,243.12x = 186,364.76 × 40,003.22
  4. Step 4: Simplify right side
    124,243.12x = 7,455,190,494.53
  5. Step 5: Solve for x
    x = 7,455,190,494.53/124,243.12
  6. Step 6: Final answer
    x = 60,004.86

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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.