Home / 120,243.18-180,389.37-41,347.16

Finding the Fourth Proportional to 120,243.18, 180,389.37 and 41,347.16

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Solution

The fourth proportional to 120,243.18, 180,389.37 and 41,347.16 is: 62,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,243.18 : 180,389.37 = 41,347.16 : x
  2. Step 2: Convert to fraction form
    120,243.18/180,389.37 = 41,347.16/x
  3. Step 3: Cross multiply
    120,243.18x = 180,389.37 × 41,347.16
  4. Step 4: Simplify right side
    120,243.18x = 7,458,587,241.74
  5. Step 5: Solve for x
    x = 7,458,587,241.74/120,243.18
  6. Step 6: Final answer
    x = 62,029.19

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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.