Home / 51,111.92-70,534.43-28,450.41

Finding the Fourth Proportional to 51,111.92, 70,534.43 and 28,450.41

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Solution

The fourth proportional to 51,111.92, 70,534.43 and 28,450.41 is: 39,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,111.92 : 70,534.43 = 28,450.41 : x
  2. Step 2: Convert to fraction form
    51,111.92/70,534.43 = 28,450.41/x
  3. Step 3: Cross multiply
    51,111.92x = 70,534.43 × 28,450.41
  4. Step 4: Simplify right side
    51,111.92x = 2,006,733,310.36
  5. Step 5: Solve for x
    x = 2,006,733,310.36/51,111.92
  6. Step 6: Final answer
    x = 39,261.56

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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.