Home / 53,747.88-74,205.27-34,634.40

Finding the Fourth Proportional to 53,747.88, 74,205.27 and 34,634.40

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Solution

The fourth proportional to 53,747.88, 74,205.27 and 34,634.40 is: 47,816.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,747.88 : 74,205.27 = 34,634.40 : x
  2. Step 2: Convert to fraction form
    53,747.88/74,205.27 = 34,634.40/x
  3. Step 3: Cross multiply
    53,747.88x = 74,205.27 × 34,634.40
  4. Step 4: Simplify right side
    53,747.88x = 2,570,055,003.29
  5. Step 5: Solve for x
    x = 2,570,055,003.29/53,747.88
  6. Step 6: Final answer
    x = 47,816.86

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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.