Home / 53,869.52-74,342.13-29,994.68

Finding the Fourth Proportional to 53,869.52, 74,342.13 and 29,994.68

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Solution

The fourth proportional to 53,869.52, 74,342.13 and 29,994.68 is: 41,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,869.52 : 74,342.13 = 29,994.68 : x
  2. Step 2: Convert to fraction form
    53,869.52/74,342.13 = 29,994.68/x
  3. Step 3: Cross multiply
    53,869.52x = 74,342.13 × 29,994.68
  4. Step 4: Simplify right side
    53,869.52x = 2,229,868,399.87
  5. Step 5: Solve for x
    x = 2,229,868,399.87/53,869.52
  6. Step 6: Final answer
    x = 41,393.88

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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.