Home / 41,166.90-61,776.33-21,459.30

Finding the Fourth Proportional to 41,166.90, 61,776.33 and 21,459.30

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Solution

The fourth proportional to 41,166.90, 61,776.33 and 21,459.30 is: 32,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,166.90 : 61,776.33 = 21,459.30 : x
  2. Step 2: Convert to fraction form
    41,166.90/61,776.33 = 21,459.30/x
  3. Step 3: Cross multiply
    41,166.90x = 61,776.33 × 21,459.30
  4. Step 4: Simplify right side
    41,166.90x = 1,325,676,798.37
  5. Step 5: Solve for x
    x = 1,325,676,798.37/41,166.90
  6. Step 6: Final answer
    x = 32,202.49

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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.