Home / 107,528.43-161,325.45-54,974.82

Finding the Fourth Proportional to 107,528.43, 161,325.45 and 54,974.82

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Solution

The fourth proportional to 107,528.43, 161,325.45 and 54,974.82 is: 82,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,528.43 : 161,325.45 = 54,974.82 : x
  2. Step 2: Convert to fraction form
    107,528.43/161,325.45 = 54,974.82/x
  3. Step 3: Cross multiply
    107,528.43x = 161,325.45 × 54,974.82
  4. Step 4: Simplify right side
    107,528.43x = 8,868,837,575.17
  5. Step 5: Solve for x
    x = 8,868,837,575.17/107,528.43
  6. Step 6: Final answer
    x = 82,479.00

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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.