Home / 106,719.48-160,082.10-27,831.96

Finding the Fourth Proportional to 106,719.48, 160,082.10 and 27,831.96

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Solution

The fourth proportional to 106,719.48, 160,082.10 and 27,831.96 is: 41,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,719.48 : 160,082.10 = 27,831.96 : x
  2. Step 2: Convert to fraction form
    106,719.48/160,082.10 = 27,831.96/x
  3. Step 3: Cross multiply
    106,719.48x = 160,082.10 × 27,831.96
  4. Step 4: Simplify right side
    106,719.48x = 4,455,398,603.92
  5. Step 5: Solve for x
    x = 4,455,398,603.92/106,719.48
  6. Step 6: Final answer
    x = 41,748.69

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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.