Home / 80,461.32-111,037.83-44,653.65

Finding the Fourth Proportional to 80,461.32, 111,037.83 and 44,653.65

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Solution

The fourth proportional to 80,461.32, 111,037.83 and 44,653.65 is: 61,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,461.32 : 111,037.83 = 44,653.65 : x
  2. Step 2: Convert to fraction form
    80,461.32/111,037.83 = 44,653.65/x
  3. Step 3: Cross multiply
    80,461.32x = 111,037.83 × 44,653.65
  4. Step 4: Simplify right side
    80,461.32x = 4,958,243,619.12
  5. Step 5: Solve for x
    x = 4,958,243,619.12/80,461.32
  6. Step 6: Final answer
    x = 61,622.70

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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.