Home / 180,815.10-271,222.65-173,136.30

Finding the Fourth Proportional to 180,815.10, 271,222.65 and 173,136.30

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Solution

The fourth proportional to 180,815.10, 271,222.65 and 173,136.30 is: 259,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,815.10 : 271,222.65 = 173,136.30 : x
  2. Step 2: Convert to fraction form
    180,815.10/271,222.65 = 173,136.30/x
  3. Step 3: Cross multiply
    180,815.10x = 271,222.65 × 173,136.30
  4. Step 4: Simplify right side
    180,815.10x = 46,958,486,097.20
  5. Step 5: Solve for x
    x = 46,958,486,097.20/180,815.10
  6. Step 6: Final answer
    x = 259,704.45

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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.