Home / 114,712.12-172,059.66-48,149.56

Finding the Fourth Proportional to 114,712.12, 172,059.66 and 48,149.56

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Solution

The fourth proportional to 114,712.12, 172,059.66 and 48,149.56 is: 72,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,712.12 : 172,059.66 = 48,149.56 : x
  2. Step 2: Convert to fraction form
    114,712.12/172,059.66 = 48,149.56/x
  3. Step 3: Cross multiply
    114,712.12x = 172,059.66 × 48,149.56
  4. Step 4: Simplify right side
    114,712.12x = 8,284,596,922.75
  5. Step 5: Solve for x
    x = 8,284,596,922.75/114,712.12
  6. Step 6: Final answer
    x = 72,220.76

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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.