Home / 50,470.43-75,707.73-18,877.19

Finding the Fourth Proportional to 50,470.43, 75,707.73 and 18,877.19

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Solution

The fourth proportional to 50,470.43, 75,707.73 and 18,877.19 is: 28,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,470.43 : 75,707.73 = 18,877.19 : x
  2. Step 2: Convert to fraction form
    50,470.43/75,707.73 = 18,877.19/x
  3. Step 3: Cross multiply
    50,470.43x = 75,707.73 × 18,877.19
  4. Step 4: Simplify right side
    50,470.43x = 1,429,148,825.14
  5. Step 5: Solve for x
    x = 1,429,148,825.14/50,470.43
  6. Step 6: Final answer
    x = 28,316.56

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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.