Home / 49,037.58-67,670.10-27,820.98

Finding the Fourth Proportional to 49,037.58, 67,670.10 and 27,820.98

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Solution

The fourth proportional to 49,037.58, 67,670.10 and 27,820.98 is: 38,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,037.58 : 67,670.10 = 27,820.98 : x
  2. Step 2: Convert to fraction form
    49,037.58/67,670.10 = 27,820.98/x
  3. Step 3: Cross multiply
    49,037.58x = 67,670.10 × 27,820.98
  4. Step 4: Simplify right side
    49,037.58x = 1,882,648,498.70
  5. Step 5: Solve for x
    x = 1,882,648,498.70/49,037.58
  6. Step 6: Final answer
    x = 38,391.95

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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.