Home / 37,098.20-51,265.37-28,129.07

Finding the Fourth Proportional to 37,098.20, 51,265.37 and 28,129.07

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Solution

The fourth proportional to 37,098.20, 51,265.37 and 28,129.07 is: 38,871.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,098.20 : 51,265.37 = 28,129.07 : x
  2. Step 2: Convert to fraction form
    37,098.20/51,265.37 = 28,129.07/x
  3. Step 3: Cross multiply
    37,098.20x = 51,265.37 × 28,129.07
  4. Step 4: Simplify right side
    37,098.20x = 1,442,046,784.33
  5. Step 5: Solve for x
    x = 1,442,046,784.33/37,098.20
  6. Step 6: Final answer
    x = 38,871.08

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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.