Home / 62,984.36-86,917.38-34,692.68

Finding the Fourth Proportional to 62,984.36, 86,917.38 and 34,692.68

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Solution

The fourth proportional to 62,984.36, 86,917.38 and 34,692.68 is: 47,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,984.36 : 86,917.38 = 34,692.68 : x
  2. Step 2: Convert to fraction form
    62,984.36/86,917.38 = 34,692.68/x
  3. Step 3: Cross multiply
    62,984.36x = 86,917.38 × 34,692.68
  4. Step 4: Simplify right side
    62,984.36x = 3,015,396,850.78
  5. Step 5: Solve for x
    x = 3,015,396,850.78/62,984.36
  6. Step 6: Final answer
    x = 47,875.33

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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.