Home / 54,348.14-81,390.54-27,623.84

Finding the Fourth Proportional to 54,348.14, 81,390.54 and 27,623.84

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Solution

The fourth proportional to 54,348.14, 81,390.54 and 27,623.84 is: 41,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,348.14 : 81,390.54 = 27,623.84 : x
  2. Step 2: Convert to fraction form
    54,348.14/81,390.54 = 27,623.84/x
  3. Step 3: Cross multiply
    54,348.14x = 81,390.54 × 27,623.84
  4. Step 4: Simplify right side
    54,348.14x = 2,248,319,254.47
  5. Step 5: Solve for x
    x = 2,248,319,254.47/54,348.14
  6. Step 6: Final answer
    x = 41,368.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.