Home / 107,028.40-160,544.40-40,499.86

Finding the Fourth Proportional to 107,028.40, 160,544.40 and 40,499.86

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Solution

The fourth proportional to 107,028.40, 160,544.40 and 40,499.86 is: 60,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,028.40 : 160,544.40 = 40,499.86 : x
  2. Step 2: Convert to fraction form
    107,028.40/160,544.40 = 40,499.86/x
  3. Step 3: Cross multiply
    107,028.40x = 160,544.40 × 40,499.86
  4. Step 4: Simplify right side
    107,028.40x = 6,502,025,723.78
  5. Step 5: Solve for x
    x = 6,502,025,723.78/107,028.40
  6. Step 6: Final answer
    x = 60,750.47

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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.