Home / 80,579.84-111,187.82-46,581.80

Finding the Fourth Proportional to 80,579.84, 111,187.82 and 46,581.80

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Solution

The fourth proportional to 80,579.84, 111,187.82 and 46,581.80 is: 64,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,579.84 : 111,187.82 = 46,581.80 : x
  2. Step 2: Convert to fraction form
    80,579.84/111,187.82 = 46,581.80/x
  3. Step 3: Cross multiply
    80,579.84x = 111,187.82 × 46,581.80
  4. Step 4: Simplify right side
    80,579.84x = 5,179,328,354.19
  5. Step 5: Solve for x
    x = 5,179,328,354.19/80,579.84
  6. Step 6: Final answer
    x = 64,275.74

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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.