Home / 91,285.80-125,961.94-50,994.58

Finding the Fourth Proportional to 91,285.80, 125,961.94 and 50,994.58

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Solution

The fourth proportional to 91,285.80, 125,961.94 and 50,994.58 is: 70,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,285.80 : 125,961.94 = 50,994.58 : x
  2. Step 2: Convert to fraction form
    91,285.80/125,961.94 = 50,994.58/x
  3. Step 3: Cross multiply
    91,285.80x = 125,961.94 × 50,994.58
  4. Step 4: Simplify right side
    91,285.80x = 6,423,376,226.29
  5. Step 5: Solve for x
    x = 6,423,376,226.29/91,285.80
  6. Step 6: Final answer
    x = 70,365.56

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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.