Home / 44,136.10-66,166.84-19,157.38

Finding the Fourth Proportional to 44,136.10, 66,166.84 and 19,157.38

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Solution

The fourth proportional to 44,136.10, 66,166.84 and 19,157.38 is: 28,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,136.10 : 66,166.84 = 19,157.38 : x
  2. Step 2: Convert to fraction form
    44,136.10/66,166.84 = 19,157.38/x
  3. Step 3: Cross multiply
    44,136.10x = 66,166.84 × 19,157.38
  4. Step 4: Simplify right side
    44,136.10x = 1,267,583,297.28
  5. Step 5: Solve for x
    x = 1,267,583,297.28/44,136.10
  6. Step 6: Final answer
    x = 28,719.88

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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.