Home / 37,939.08-52,370.28-28,534.80

Finding the Fourth Proportional to 37,939.08, 52,370.28 and 28,534.80

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Solution

The fourth proportional to 37,939.08, 52,370.28 and 28,534.80 is: 39,388.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,939.08 : 52,370.28 = 28,534.80 : x
  2. Step 2: Convert to fraction form
    37,939.08/52,370.28 = 28,534.80/x
  3. Step 3: Cross multiply
    37,939.08x = 52,370.28 × 28,534.80
  4. Step 4: Simplify right side
    37,939.08x = 1,494,375,465.74
  5. Step 5: Solve for x
    x = 1,494,375,465.74/37,939.08
  6. Step 6: Final answer
    x = 39,388.82

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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.