Home / 69,719.23-96,212.55-37,888.05

Finding the Fourth Proportional to 69,719.23, 96,212.55 and 37,888.05

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Solution

The fourth proportional to 69,719.23, 96,212.55 and 37,888.05 is: 52,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,719.23 : 96,212.55 = 37,888.05 : x
  2. Step 2: Convert to fraction form
    69,719.23/96,212.55 = 37,888.05/x
  3. Step 3: Cross multiply
    69,719.23x = 96,212.55 × 37,888.05
  4. Step 4: Simplify right side
    69,719.23x = 3,645,305,905.03
  5. Step 5: Solve for x
    x = 3,645,305,905.03/69,719.23
  6. Step 6: Final answer
    x = 52,285.52

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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.