Home / 83,185.28-114,838.00-51,372.63

Finding the Fourth Proportional to 83,185.28, 114,838.00 and 51,372.63

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Solution

The fourth proportional to 83,185.28, 114,838.00 and 51,372.63 is: 70,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,185.28 : 114,838.00 = 51,372.63 : x
  2. Step 2: Convert to fraction form
    83,185.28/114,838.00 = 51,372.63/x
  3. Step 3: Cross multiply
    83,185.28x = 114,838.00 × 51,372.63
  4. Step 4: Simplify right side
    83,185.28x = 5,899,530,244.48
  5. Step 5: Solve for x
    x = 5,899,530,244.48/83,185.28
  6. Step 6: Final answer
    x = 70,920.36

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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.