Home / 51,156.52-70,593.66-28,494.28

Finding the Fourth Proportional to 51,156.52, 70,593.66 and 28,494.28

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Solution

The fourth proportional to 51,156.52, 70,593.66 and 28,494.28 is: 39,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,156.52 : 70,593.66 = 28,494.28 : x
  2. Step 2: Convert to fraction form
    51,156.52/70,593.66 = 28,494.28/x
  3. Step 3: Cross multiply
    51,156.52x = 70,593.66 × 28,494.28
  4. Step 4: Simplify right side
    51,156.52x = 2,011,515,514.26
  5. Step 5: Solve for x
    x = 2,011,515,514.26/51,156.52
  6. Step 6: Final answer
    x = 39,320.80

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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.