Home / 90,692.62-136,039.24-27,513.30

Finding the Fourth Proportional to 90,692.62, 136,039.24 and 27,513.30

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Solution

The fourth proportional to 90,692.62, 136,039.24 and 27,513.30 is: 41,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,692.62 : 136,039.24 = 27,513.30 : x
  2. Step 2: Convert to fraction form
    90,692.62/136,039.24 = 27,513.30/x
  3. Step 3: Cross multiply
    90,692.62x = 136,039.24 × 27,513.30
  4. Step 4: Simplify right side
    90,692.62x = 3,742,888,421.89
  5. Step 5: Solve for x
    x = 3,742,888,421.89/90,692.62
  6. Step 6: Final answer
    x = 41,270.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.