Home / 107,131.20-160,707.74-37,001.40

Finding the Fourth Proportional to 107,131.20, 160,707.74 and 37,001.40

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Solution

The fourth proportional to 107,131.20, 160,707.74 and 37,001.40 is: 55,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,131.20 : 160,707.74 = 37,001.40 : x
  2. Step 2: Convert to fraction form
    107,131.20/160,707.74 = 37,001.40/x
  3. Step 3: Cross multiply
    107,131.20x = 160,707.74 × 37,001.40
  4. Step 4: Simplify right side
    107,131.20x = 5,946,410,583.17
  5. Step 5: Solve for x
    x = 5,946,410,583.17/107,131.20
  6. Step 6: Final answer
    x = 55,505.87

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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.