Home / 37,129.10-51,244.58-28,161.59

Finding the Fourth Proportional to 37,129.10, 51,244.58 and 28,161.59

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Solution

The fourth proportional to 37,129.10, 51,244.58 and 28,161.59 is: 38,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.10 : 51,244.58 = 28,161.59 : x
  2. Step 2: Convert to fraction form
    37,129.10/51,244.58 = 28,161.59/x
  3. Step 3: Cross multiply
    37,129.10x = 51,244.58 × 28,161.59
  4. Step 4: Simplify right side
    37,129.10x = 1,443,128,665.86
  5. Step 5: Solve for x
    x = 1,443,128,665.86/37,129.10
  6. Step 6: Final answer
    x = 38,867.87

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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.