Home / 54,336.08-74,966.04-31,669.92

Finding the Fourth Proportional to 54,336.08, 74,966.04 and 31,669.92

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Solution

The fourth proportional to 54,336.08, 74,966.04 and 31,669.92 is: 43,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.08 : 74,966.04 = 31,669.92 : x
  2. Step 2: Convert to fraction form
    54,336.08/74,966.04 = 31,669.92/x
  3. Step 3: Cross multiply
    54,336.08x = 74,966.04 × 31,669.92
  4. Step 4: Simplify right side
    54,336.08x = 2,374,168,489.52
  5. Step 5: Solve for x
    x = 2,374,168,489.52/54,336.08
  6. Step 6: Final answer
    x = 43,694.14

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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.