Home / 111,495.11-153,863.35-60,507.85

Finding the Fourth Proportional to 111,495.11, 153,863.35 and 60,507.85

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Solution

The fourth proportional to 111,495.11, 153,863.35 and 60,507.85 is: 83,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,495.11 : 153,863.35 = 60,507.85 : x
  2. Step 2: Convert to fraction form
    111,495.11/153,863.35 = 60,507.85/x
  3. Step 3: Cross multiply
    111,495.11x = 153,863.35 × 60,507.85
  4. Step 4: Simplify right side
    111,495.11x = 9,309,940,502.30
  5. Step 5: Solve for x
    x = 9,309,940,502.30/111,495.11
  6. Step 6: Final answer
    x = 83,500.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.