Home / 111,568.05-167,357.45-36,686.53

Finding the Fourth Proportional to 111,568.05, 167,357.45 and 36,686.53

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Solution

The fourth proportional to 111,568.05, 167,357.45 and 36,686.53 is: 55,031.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,568.05 : 167,357.45 = 36,686.53 : x
  2. Step 2: Convert to fraction form
    111,568.05/167,357.45 = 36,686.53/x
  3. Step 3: Cross multiply
    111,568.05x = 167,357.45 × 36,686.53
  4. Step 4: Simplify right side
    111,568.05x = 6,139,763,926.72
  5. Step 5: Solve for x
    x = 6,139,763,926.72/111,568.05
  6. Step 6: Final answer
    x = 55,031.56

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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.