Home / 49,120.22-67,780.95-27,895.34

Finding the Fourth Proportional to 49,120.22, 67,780.95 and 27,895.34

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Solution

The fourth proportional to 49,120.22, 67,780.95 and 27,895.34 is: 38,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,120.22 : 67,780.95 = 27,895.34 : x
  2. Step 2: Convert to fraction form
    49,120.22/67,780.95 = 27,895.34/x
  3. Step 3: Cross multiply
    49,120.22x = 67,780.95 × 27,895.34
  4. Step 4: Simplify right side
    49,120.22x = 1,890,772,645.77
  5. Step 5: Solve for x
    x = 1,890,772,645.77/49,120.22
  6. Step 6: Final answer
    x = 38,492.76

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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.