Home / 50,480.47-75,637.01-30,699.19

Finding the Fourth Proportional to 50,480.47, 75,637.01 and 30,699.19

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Solution

The fourth proportional to 50,480.47, 75,637.01 and 30,699.19 is: 45,997.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,480.47 : 75,637.01 = 30,699.19 : x
  2. Step 2: Convert to fraction form
    50,480.47/75,637.01 = 30,699.19/x
  3. Step 3: Cross multiply
    50,480.47x = 75,637.01 × 30,699.19
  4. Step 4: Simplify right side
    50,480.47x = 2,321,994,787.53
  5. Step 5: Solve for x
    x = 2,321,994,787.53/50,480.47
  6. Step 6: Final answer
    x = 45,997.88

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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.