Home / 50,483.45-69,655.92-28,971.87

Finding the Fourth Proportional to 50,483.45, 69,655.92 and 28,971.87

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Solution

The fourth proportional to 50,483.45, 69,655.92 and 28,971.87 is: 39,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,483.45 : 69,655.92 = 28,971.87 : x
  2. Step 2: Convert to fraction form
    50,483.45/69,655.92 = 28,971.87/x
  3. Step 3: Cross multiply
    50,483.45x = 69,655.92 × 28,971.87
  4. Step 4: Simplify right side
    50,483.45x = 2,018,062,258.97
  5. Step 5: Solve for x
    x = 2,018,062,258.97/50,483.45
  6. Step 6: Final answer
    x = 39,974.73

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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.