Home / 53,309.52-79,949.61-20,026.98

Finding the Fourth Proportional to 53,309.52, 79,949.61 and 20,026.98

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Solution

The fourth proportional to 53,309.52, 79,949.61 and 20,026.98 is: 30,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,309.52 : 79,949.61 = 20,026.98 : x
  2. Step 2: Convert to fraction form
    53,309.52/79,949.61 = 20,026.98/x
  3. Step 3: Cross multiply
    53,309.52x = 79,949.61 × 20,026.98
  4. Step 4: Simplify right side
    53,309.52x = 1,601,149,240.48
  5. Step 5: Solve for x
    x = 1,601,149,240.48/53,309.52
  6. Step 6: Final answer
    x = 30,034.96

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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.