Home / 49,860.10-68,666.97-48,771.46

Finding the Fourth Proportional to 49,860.10, 68,666.97 and 48,771.46

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Solution

The fourth proportional to 49,860.10, 68,666.97 and 48,771.46 is: 67,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,860.10 : 68,666.97 = 48,771.46 : x
  2. Step 2: Convert to fraction form
    49,860.10/68,666.97 = 48,771.46/x
  3. Step 3: Cross multiply
    49,860.10x = 68,666.97 × 48,771.46
  4. Step 4: Simplify right side
    49,860.10x = 3,348,988,380.68
  5. Step 5: Solve for x
    x = 3,348,988,380.68/49,860.10
  6. Step 6: Final answer
    x = 67,167.70

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1.5x scale

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.