Home / 53,837.97-74,296.41-31,178.16

Finding the Fourth Proportional to 53,837.97, 74,296.41 and 31,178.16

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Solution

The fourth proportional to 53,837.97, 74,296.41 and 31,178.16 is: 43,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,837.97 : 74,296.41 = 31,178.16 : x
  2. Step 2: Convert to fraction form
    53,837.97/74,296.41 = 31,178.16/x
  3. Step 3: Cross multiply
    53,837.97x = 74,296.41 × 31,178.16
  4. Step 4: Simplify right side
    53,837.97x = 2,316,425,358.41
  5. Step 5: Solve for x
    x = 2,316,425,358.41/53,837.97
  6. Step 6: Final answer
    x = 43,025.87

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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.