Home / 54,531.23-75,255.27-30,657.83

Finding the Fourth Proportional to 54,531.23, 75,255.27 and 30,657.83

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Solution

The fourth proportional to 54,531.23, 75,255.27 and 30,657.83 is: 42,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.23 : 75,255.27 = 30,657.83 : x
  2. Step 2: Convert to fraction form
    54,531.23/75,255.27 = 30,657.83/x
  3. Step 3: Cross multiply
    54,531.23x = 75,255.27 × 30,657.83
  4. Step 4: Simplify right side
    54,531.23x = 2,307,163,274.26
  5. Step 5: Solve for x
    x = 2,307,163,274.26/54,531.23
  6. Step 6: Final answer
    x = 42,309.03

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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.