Home / 224,510.62-309,746.49-143,982.55

Finding the Fourth Proportional to 224,510.62, 309,746.49 and 143,982.55

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Solution

The fourth proportional to 224,510.62, 309,746.49 and 143,982.55 is: 198,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,510.62 : 309,746.49 = 143,982.55 : x
  2. Step 2: Convert to fraction form
    224,510.62/309,746.49 = 143,982.55/x
  3. Step 3: Cross multiply
    224,510.62x = 309,746.49 × 143,982.55
  4. Step 4: Simplify right side
    224,510.62x = 44,598,089,483.75
  5. Step 5: Solve for x
    x = 44,598,089,483.75/224,510.62
  6. Step 6: Final answer
    x = 198,645.79

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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.