Home / 120,004.40-179,988.08-41,100.48

Finding the Fourth Proportional to 120,004.40, 179,988.08 and 41,100.48

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Solution

The fourth proportional to 120,004.40, 179,988.08 and 41,100.48 is: 61,644.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,004.40 : 179,988.08 = 41,100.48 : x
  2. Step 2: Convert to fraction form
    120,004.40/179,988.08 = 41,100.48/x
  3. Step 3: Cross multiply
    120,004.40x = 179,988.08 × 41,100.48
  4. Step 4: Simplify right side
    120,004.40x = 7,397,596,276.78
  5. Step 5: Solve for x
    x = 7,397,596,276.78/120,004.40
  6. Step 6: Final answer
    x = 61,644.37

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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.