Home / 90,250.60-124,544.82-49,964.68

Finding the Fourth Proportional to 90,250.60, 124,544.82 and 49,964.68

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Solution

The fourth proportional to 90,250.60, 124,544.82 and 49,964.68 is: 68,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,250.60 : 124,544.82 = 49,964.68 : x
  2. Step 2: Convert to fraction form
    90,250.60/124,544.82 = 49,964.68/x
  3. Step 3: Cross multiply
    90,250.60x = 124,544.82 × 49,964.68
  4. Step 4: Simplify right side
    90,250.60x = 6,222,842,076.96
  5. Step 5: Solve for x
    x = 6,222,842,076.96/90,250.60
  6. Step 6: Final answer
    x = 68,950.70

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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.