Home / 149,297.10-223,617.60-129,614.10

Finding the Fourth Proportional to 149,297.10, 223,617.60 and 129,614.10

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Solution

The fourth proportional to 149,297.10, 223,617.60 and 129,614.10 is: 194,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,297.10 : 223,617.60 = 129,614.10 : x
  2. Step 2: Convert to fraction form
    149,297.10/223,617.60 = 129,614.10/x
  3. Step 3: Cross multiply
    149,297.10x = 223,617.60 × 129,614.10
  4. Step 4: Simplify right side
    149,297.10x = 28,983,993,968.16
  5. Step 5: Solve for x
    x = 28,983,993,968.16/149,297.10
  6. Step 6: Final answer
    x = 194,136.35

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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.