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Finding the Fourth Proportional to 111,495.91, 167,154.65 and 58,161.14

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Solution

The fourth proportional to 111,495.91, 167,154.65 and 58,161.14 is: 87,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,495.91 : 167,154.65 = 58,161.14 : x
  2. Step 2: Convert to fraction form
    111,495.91/167,154.65 = 58,161.14/x
  3. Step 3: Cross multiply
    111,495.91x = 167,154.65 × 58,161.14
  4. Step 4: Simplify right side
    111,495.91x = 9,721,905,045.81
  5. Step 5: Solve for x
    x = 9,721,905,045.81/111,495.91
  6. Step 6: Final answer
    x = 87,195.17

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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.