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Finding the Fourth Proportional to 107,018.20, 160,527.21 and 36,892

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Solution

The fourth proportional to 107,018.20, 160,527.21 and 36,892 is: 55,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,018.20 : 160,527.21 = 36,892 : x
  2. Step 2: Convert to fraction form
    107,018.20/160,527.21 = 36,892/x
  3. Step 3: Cross multiply
    107,018.20x = 160,527.21 × 36,892
  4. Step 4: Simplify right side
    107,018.20x = 5,922,169,831.32
  5. Step 5: Solve for x
    x = 5,922,169,831.32/107,018.20
  6. Step 6: Final answer
    x = 55,337.97

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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.