Home / 50,480.60-75,637.19-30,699.32

Finding the Fourth Proportional to 50,480.60, 75,637.19 and 30,699.32

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Solution

The fourth proportional to 50,480.60, 75,637.19 and 30,699.32 is: 45,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,480.60 : 75,637.19 = 30,699.32 : x
  2. Step 2: Convert to fraction form
    50,480.60/75,637.19 = 30,699.32/x
  3. Step 3: Cross multiply
    50,480.60x = 75,637.19 × 30,699.32
  4. Step 4: Simplify right side
    50,480.60x = 2,322,009,998.27
  5. Step 5: Solve for x
    x = 2,322,009,998.27/50,480.60
  6. Step 6: Final answer
    x = 45,998.07

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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.