Home / 136,626.78-204,948.81-43,136.22

Finding the Fourth Proportional to 136,626.78, 204,948.81 and 43,136.22

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Solution

The fourth proportional to 136,626.78, 204,948.81 and 43,136.22 is: 64,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,626.78 : 204,948.81 = 43,136.22 : x
  2. Step 2: Convert to fraction form
    136,626.78/204,948.81 = 43,136.22/x
  3. Step 3: Cross multiply
    136,626.78x = 204,948.81 × 43,136.22
  4. Step 4: Simplify right side
    136,626.78x = 8,840,716,956.90
  5. Step 5: Solve for x
    x = 8,840,716,956.90/136,626.78
  6. Step 6: Final answer
    x = 64,707.06

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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.