Home / 76,517.19-105,563.49-44,245.89

Finding the Fourth Proportional to 76,517.19, 105,563.49 and 44,245.89

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Solution

The fourth proportional to 76,517.19, 105,563.49 and 44,245.89 is: 61,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,517.19 : 105,563.49 = 44,245.89 : x
  2. Step 2: Convert to fraction form
    76,517.19/105,563.49 = 44,245.89/x
  3. Step 3: Cross multiply
    76,517.19x = 105,563.49 × 44,245.89
  4. Step 4: Simplify right side
    76,517.19x = 4,670,750,566.56
  5. Step 5: Solve for x
    x = 4,670,750,566.56/76,517.19
  6. Step 6: Final answer
    x = 61,041.85

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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.