Home / 69,626.90-96,058.20-39,405.29

Finding the Fourth Proportional to 69,626.90, 96,058.20 and 39,405.29

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Solution

The fourth proportional to 69,626.90, 96,058.20 and 39,405.29 is: 54,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,626.90 : 96,058.20 = 39,405.29 : x
  2. Step 2: Convert to fraction form
    69,626.90/96,058.20 = 39,405.29/x
  3. Step 3: Cross multiply
    69,626.90x = 96,058.20 × 39,405.29
  4. Step 4: Simplify right side
    69,626.90x = 3,785,200,747.59
  5. Step 5: Solve for x
    x = 3,785,200,747.59/69,626.90
  6. Step 6: Final answer
    x = 54,364.06

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1.5x scale

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.