Home / 50,637.14-69,850.05-30,480.02

Finding the Fourth Proportional to 50,637.14, 69,850.05 and 30,480.02

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Solution

The fourth proportional to 50,637.14, 69,850.05 and 30,480.02 is: 42,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,637.14 : 69,850.05 = 30,480.02 : x
  2. Step 2: Convert to fraction form
    50,637.14/69,850.05 = 30,480.02/x
  3. Step 3: Cross multiply
    50,637.14x = 69,850.05 × 30,480.02
  4. Step 4: Simplify right side
    50,637.14x = 2,129,030,921.00
  5. Step 5: Solve for x
    x = 2,129,030,921.00/50,637.14
  6. Step 6: Final answer
    x = 42,044.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.