Home / 49,410.88-68,197.60-31,501.76

Finding the Fourth Proportional to 49,410.88, 68,197.60 and 31,501.76

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Solution

The fourth proportional to 49,410.88, 68,197.60 and 31,501.76 is: 43,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,410.88 : 68,197.60 = 31,501.76 : x
  2. Step 2: Convert to fraction form
    49,410.88/68,197.60 = 31,501.76/x
  3. Step 3: Cross multiply
    49,410.88x = 68,197.60 × 31,501.76
  4. Step 4: Simplify right side
    49,410.88x = 2,148,344,427.78
  5. Step 5: Solve for x
    x = 2,148,344,427.78/49,410.88
  6. Step 6: Final answer
    x = 43,479.18

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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.