Home / 54,402.16-81,526.62-43,259.38

Finding the Fourth Proportional to 54,402.16, 81,526.62 and 43,259.38

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Solution

The fourth proportional to 54,402.16, 81,526.62 and 43,259.38 is: 64,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.16 : 81,526.62 = 43,259.38 : x
  2. Step 2: Convert to fraction form
    54,402.16/81,526.62 = 43,259.38/x
  3. Step 3: Cross multiply
    54,402.16x = 81,526.62 × 43,259.38
  4. Step 4: Simplify right side
    54,402.16x = 3,526,791,034.70
  5. Step 5: Solve for x
    x = 3,526,791,034.70/54,402.16
  6. Step 6: Final answer
    x = 64,828.14

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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.