Home / 80,555.54-111,166.58-44,748.88

Finding the Fourth Proportional to 80,555.54, 111,166.58 and 44,748.88

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Solution

The fourth proportional to 80,555.54, 111,166.58 and 44,748.88 is: 61,753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,555.54 : 111,166.58 = 44,748.88 : x
  2. Step 2: Convert to fraction form
    80,555.54/111,166.58 = 44,748.88/x
  3. Step 3: Cross multiply
    80,555.54x = 111,166.58 × 44,748.88
  4. Step 4: Simplify right side
    80,555.54x = 4,974,579,782.39
  5. Step 5: Solve for x
    x = 4,974,579,782.39/80,555.54
  6. Step 6: Final answer
    x = 61,753.42

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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.