Home / 51,331.24-70,833.78-29,819.08

Finding the Fourth Proportional to 51,331.24, 70,833.78 and 29,819.08

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Solution

The fourth proportional to 51,331.24, 70,833.78 and 29,819.08 is: 41,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,331.24 : 70,833.78 = 29,819.08 : x
  2. Step 2: Convert to fraction form
    51,331.24/70,833.78 = 29,819.08/x
  3. Step 3: Cross multiply
    51,331.24x = 70,833.78 × 29,819.08
  4. Step 4: Simplify right side
    51,331.24x = 2,112,198,152.52
  5. Step 5: Solve for x
    x = 2,112,198,152.52/51,331.24
  6. Step 6: Final answer
    x = 41,148.40

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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.