Home / 69,410.16-95,785.56-39,195

Finding the Fourth Proportional to 69,410.16, 95,785.56 and 39,195

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Solution

The fourth proportional to 69,410.16, 95,785.56 and 39,195 is: 54,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,410.16 : 95,785.56 = 39,195 : x
  2. Step 2: Convert to fraction form
    69,410.16/95,785.56 = 39,195/x
  3. Step 3: Cross multiply
    69,410.16x = 95,785.56 × 39,195
  4. Step 4: Simplify right side
    69,410.16x = 3,754,315,024.20
  5. Step 5: Solve for x
    x = 3,754,315,024.20/69,410.16
  6. Step 6: Final answer
    x = 54,088.84

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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.