Home / 114,697.90-172,083.41-48,120.15

Finding the Fourth Proportional to 114,697.90, 172,083.41 and 48,120.15

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Solution

The fourth proportional to 114,697.90, 172,083.41 and 48,120.15 is: 72,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,697.90 : 172,083.41 = 48,120.15 : x
  2. Step 2: Convert to fraction form
    114,697.90/172,083.41 = 48,120.15/x
  3. Step 3: Cross multiply
    114,697.90x = 172,083.41 × 48,120.15
  4. Step 4: Simplify right side
    114,697.90x = 8,280,679,738.23
  5. Step 5: Solve for x
    x = 8,280,679,738.23/114,697.90
  6. Step 6: Final answer
    x = 72,195.57

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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.