Home / 37,515.76-51,790.54-28,998.61

Finding the Fourth Proportional to 37,515.76, 51,790.54 and 28,998.61

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Solution

The fourth proportional to 37,515.76, 51,790.54 and 28,998.61 is: 40,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,515.76 : 51,790.54 = 28,998.61 : x
  2. Step 2: Convert to fraction form
    37,515.76/51,790.54 = 28,998.61/x
  3. Step 3: Cross multiply
    37,515.76x = 51,790.54 × 28,998.61
  4. Step 4: Simplify right side
    37,515.76x = 1,501,853,523.55
  5. Step 5: Solve for x
    x = 1,501,853,523.55/37,515.76
  6. Step 6: Final answer
    x = 40,032.61

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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.