Home / 111,814.12-167,663.40-32,918.14

Finding the Fourth Proportional to 111,814.12, 167,663.40 and 32,918.14

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Solution

The fourth proportional to 111,814.12, 167,663.40 and 32,918.14 is: 49,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,814.12 : 167,663.40 = 32,918.14 : x
  2. Step 2: Convert to fraction form
    111,814.12/167,663.40 = 32,918.14/x
  3. Step 3: Cross multiply
    111,814.12x = 167,663.40 × 32,918.14
  4. Step 4: Simplify right side
    111,814.12x = 5,519,167,274.08
  5. Step 5: Solve for x
    x = 5,519,167,274.08/111,814.12
  6. Step 6: Final answer
    x = 49,360.20

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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.