Home / 53,293.59-79,940.34-27,005.85

Finding the Fourth Proportional to 53,293.59, 79,940.34 and 27,005.85

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Solution

The fourth proportional to 53,293.59, 79,940.34 and 27,005.85 is: 40,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293.59 : 79,940.34 = 27,005.85 : x
  2. Step 2: Convert to fraction form
    53,293.59/79,940.34 = 27,005.85/x
  3. Step 3: Cross multiply
    53,293.59x = 79,940.34 × 27,005.85
  4. Step 4: Simplify right side
    53,293.59x = 2,158,856,830.99
  5. Step 5: Solve for x
    x = 2,158,856,830.99/53,293.59
  6. Step 6: Final answer
    x = 40,508.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.