Home / 69,690.08-96,187.62-45,818.97

Finding the Fourth Proportional to 69,690.08, 96,187.62 and 45,818.97

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Solution

The fourth proportional to 69,690.08, 96,187.62 and 45,818.97 is: 63,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,690.08 : 96,187.62 = 45,818.97 : x
  2. Step 2: Convert to fraction form
    69,690.08/96,187.62 = 45,818.97/x
  3. Step 3: Cross multiply
    69,690.08x = 96,187.62 × 45,818.97
  4. Step 4: Simplify right side
    69,690.08x = 4,407,217,675.15
  5. Step 5: Solve for x
    x = 4,407,217,675.15/69,690.08
  6. Step 6: Final answer
    x = 63,240.25

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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.