Home / 69,705.05-96,189.36-37,873.86

Finding the Fourth Proportional to 69,705.05, 96,189.36 and 37,873.86

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Solution

The fourth proportional to 69,705.05, 96,189.36 and 37,873.86 is: 52,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,705.05 : 96,189.36 = 37,873.86 : x
  2. Step 2: Convert to fraction form
    69,705.05/96,189.36 = 37,873.86/x
  3. Step 3: Cross multiply
    69,705.05x = 96,189.36 × 37,873.86
  4. Step 4: Simplify right side
    69,705.05x = 3,643,062,354.13
  5. Step 5: Solve for x
    x = 3,643,062,354.13/69,705.05
  6. Step 6: Final answer
    x = 52,263.97

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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.