Home / 76,591.27-105,692.55-44,320.77

Finding the Fourth Proportional to 76,591.27, 105,692.55 and 44,320.77

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Solution

The fourth proportional to 76,591.27, 105,692.55 and 44,320.77 is: 61,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,591.27 : 105,692.55 = 44,320.77 : x
  2. Step 2: Convert to fraction form
    76,591.27/105,692.55 = 44,320.77/x
  3. Step 3: Cross multiply
    76,591.27x = 105,692.55 × 44,320.77
  4. Step 4: Simplify right side
    76,591.27x = 4,684,375,033.06
  5. Step 5: Solve for x
    x = 4,684,375,033.06/76,591.27
  6. Step 6: Final answer
    x = 61,160.69

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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.