Home / 43,776.36-60,436.26-28,915.56

Finding the Fourth Proportional to 43,776.36, 60,436.26 and 28,915.56

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Solution

The fourth proportional to 43,776.36, 60,436.26 and 28,915.56 is: 39,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776.36 : 60,436.26 = 28,915.56 : x
  2. Step 2: Convert to fraction form
    43,776.36/60,436.26 = 28,915.56/x
  3. Step 3: Cross multiply
    43,776.36x = 60,436.26 × 28,915.56
  4. Step 4: Simplify right side
    43,776.36x = 1,747,548,302.21
  5. Step 5: Solve for x
    x = 1,747,548,302.21/43,776.36
  6. Step 6: Final answer
    x = 39,919.91

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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.