Home / 53,721.83-74,142.57-32,223.43

Finding the Fourth Proportional to 53,721.83, 74,142.57 and 32,223.43

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Solution

The fourth proportional to 53,721.83, 74,142.57 and 32,223.43 is: 44,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,721.83 : 74,142.57 = 32,223.43 : x
  2. Step 2: Convert to fraction form
    53,721.83/74,142.57 = 32,223.43/x
  3. Step 3: Cross multiply
    53,721.83x = 74,142.57 × 32,223.43
  4. Step 4: Simplify right side
    53,721.83x = 2,389,127,960.31
  5. Step 5: Solve for x
    x = 2,389,127,960.31/53,721.83
  6. Step 6: Final answer
    x = 44,472.20

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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.