Home / 74,287.30-111,372.63-50,842.66

Finding the Fourth Proportional to 74,287.30, 111,372.63 and 50,842.66

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Solution

The fourth proportional to 74,287.30, 111,372.63 and 50,842.66 is: 76,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,287.30 : 111,372.63 = 50,842.66 : x
  2. Step 2: Convert to fraction form
    74,287.30/111,372.63 = 50,842.66/x
  3. Step 3: Cross multiply
    74,287.30x = 111,372.63 × 50,842.66
  4. Step 4: Simplify right side
    74,287.30x = 5,662,480,760.40
  5. Step 5: Solve for x
    x = 5,662,480,760.40/74,287.30
  6. Step 6: Final answer
    x = 76,224.08

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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.