Home / 50,585.06-75,881.27-19,420.31

Finding the Fourth Proportional to 50,585.06, 75,881.27 and 19,420.31

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Solution

The fourth proportional to 50,585.06, 75,881.27 and 19,420.31 is: 29,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,585.06 : 75,881.27 = 19,420.31 : x
  2. Step 2: Convert to fraction form
    50,585.06/75,881.27 = 19,420.31/x
  3. Step 3: Cross multiply
    50,585.06x = 75,881.27 × 19,420.31
  4. Step 4: Simplify right side
    50,585.06x = 1,473,638,024.85
  5. Step 5: Solve for x
    x = 1,473,638,024.85/50,585.06
  6. Step 6: Final answer
    x = 29,131.88

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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.