Home / 176,211.71-243,172.39-95,639.23

Finding the Fourth Proportional to 176,211.71, 243,172.39 and 95,639.23

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Solution

The fourth proportional to 176,211.71, 243,172.39 and 95,639.23 is: 131,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,211.71 : 243,172.39 = 95,639.23 : x
  2. Step 2: Convert to fraction form
    176,211.71/243,172.39 = 95,639.23/x
  3. Step 3: Cross multiply
    176,211.71x = 243,172.39 × 95,639.23
  4. Step 4: Simplify right side
    176,211.71x = 23,256,820,136.86
  5. Step 5: Solve for x
    x = 23,256,820,136.86/176,211.71
  6. Step 6: Final answer
    x = 131,982.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.