Home / 107,836.68-161,776.89-37,765.20

Finding the Fourth Proportional to 107,836.68, 161,776.89 and 37,765.20

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Solution

The fourth proportional to 107,836.68, 161,776.89 and 37,765.20 is: 56,655.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,836.68 : 161,776.89 = 37,765.20 : x
  2. Step 2: Convert to fraction form
    107,836.68/161,776.89 = 37,765.20/x
  3. Step 3: Cross multiply
    107,836.68x = 161,776.89 × 37,765.20
  4. Step 4: Simplify right side
    107,836.68x = 6,109,536,606.23
  5. Step 5: Solve for x
    x = 6,109,536,606.23/107,836.68
  6. Step 6: Final answer
    x = 56,655.46

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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.