Home / 117,252.48-161,816.36-66,247.52

Finding the Fourth Proportional to 117,252.48, 161,816.36 and 66,247.52

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Solution

The fourth proportional to 117,252.48, 161,816.36 and 66,247.52 is: 91,426.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,252.48 : 161,816.36 = 66,247.52 : x
  2. Step 2: Convert to fraction form
    117,252.48/161,816.36 = 66,247.52/x
  3. Step 3: Cross multiply
    117,252.48x = 161,816.36 × 66,247.52
  4. Step 4: Simplify right side
    117,252.48x = 10,719,932,545.43
  5. Step 5: Solve for x
    x = 10,719,932,545.43/117,252.48
  6. Step 6: Final answer
    x = 91,426.06

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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.