Home / 151,844.70-227,831.85-72,918.30

Finding the Fourth Proportional to 151,844.70, 227,831.85 and 72,918.30

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Solution

The fourth proportional to 151,844.70, 227,831.85 and 72,918.30 is: 109,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,844.70 : 227,831.85 = 72,918.30 : x
  2. Step 2: Convert to fraction form
    151,844.70/227,831.85 = 72,918.30/x
  3. Step 3: Cross multiply
    151,844.70x = 227,831.85 × 72,918.30
  4. Step 4: Simplify right side
    151,844.70x = 16,613,111,187.86
  5. Step 5: Solve for x
    x = 16,613,111,187.86/151,844.70
  6. Step 6: Final answer
    x = 109,408.57

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1.5x scale

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.