Home / 69,853.75-96,395.50-39,637.27

Finding the Fourth Proportional to 69,853.75, 96,395.50 and 39,637.27

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Solution

The fourth proportional to 69,853.75, 96,395.50 and 39,637.27 is: 54,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,853.75 : 96,395.50 = 39,637.27 : x
  2. Step 2: Convert to fraction form
    69,853.75/96,395.50 = 39,637.27/x
  3. Step 3: Cross multiply
    69,853.75x = 96,395.50 × 39,637.27
  4. Step 4: Simplify right side
    69,853.75x = 3,820,853,865.14
  5. Step 5: Solve for x
    x = 3,820,853,865.14/69,853.75
  6. Step 6: Final answer
    x = 54,697.91

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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.