Home / 111,301.66-167,007.30-52,127.11

Finding the Fourth Proportional to 111,301.66, 167,007.30 and 52,127.11

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Solution

The fourth proportional to 111,301.66, 167,007.30 and 52,127.11 is: 78,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,301.66 : 167,007.30 = 52,127.11 : x
  2. Step 2: Convert to fraction form
    111,301.66/167,007.30 = 52,127.11/x
  3. Step 3: Cross multiply
    111,301.66x = 167,007.30 × 52,127.11
  4. Step 4: Simplify right side
    111,301.66x = 8,705,607,897.90
  5. Step 5: Solve for x
    x = 8,705,607,897.90/111,301.66
  6. Step 6: Final answer
    x = 78,216.33

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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.