Home / 54,002.40-74,558-33,886.88

Finding the Fourth Proportional to 54,002.40, 74,558 and 33,886.88

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Solution

The fourth proportional to 54,002.40, 74,558 and 33,886.88 is: 46,785.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.40 : 74,558 = 33,886.88 : x
  2. Step 2: Convert to fraction form
    54,002.40/74,558 = 33,886.88/x
  3. Step 3: Cross multiply
    54,002.40x = 74,558 × 33,886.88
  4. Step 4: Simplify right side
    54,002.40x = 2,526,537,999.04
  5. Step 5: Solve for x
    x = 2,526,537,999.04/54,002.40
  6. Step 6: Final answer
    x = 46,785.66

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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.