Home / 107,517.78-161,316.09-37,417.14

Finding the Fourth Proportional to 107,517.78, 161,316.09 and 37,417.14

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Solution

The fourth proportional to 107,517.78, 161,316.09 and 37,417.14 is: 56,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,517.78 : 161,316.09 = 37,417.14 : x
  2. Step 2: Convert to fraction form
    107,517.78/161,316.09 = 37,417.14/x
  3. Step 3: Cross multiply
    107,517.78x = 161,316.09 × 37,417.14
  4. Step 4: Simplify right side
    107,517.78x = 6,035,986,723.78
  5. Step 5: Solve for x
    x = 6,035,986,723.78/107,517.78
  6. Step 6: Final answer
    x = 56,139.43

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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.