Home / 51,250.10-70,725.22-28,590.56

Finding the Fourth Proportional to 51,250.10, 70,725.22 and 28,590.56

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Solution

The fourth proportional to 51,250.10, 70,725.22 and 28,590.56 is: 39,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.10 : 70,725.22 = 28,590.56 : x
  2. Step 2: Convert to fraction form
    51,250.10/70,725.22 = 28,590.56/x
  3. Step 3: Cross multiply
    51,250.10x = 70,725.22 × 28,590.56
  4. Step 4: Simplify right side
    51,250.10x = 2,022,073,645.92
  5. Step 5: Solve for x
    x = 2,022,073,645.92/51,250.10
  6. Step 6: Final answer
    x = 39,455.02

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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.