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Finding the Fourth Proportional to 37,096.43, 51,210.80 and 21,177.80

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Solution

The fourth proportional to 37,096.43, 51,210.80 and 21,177.80 is: 29,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,096.43 : 51,210.80 = 21,177.80 : x
  2. Step 2: Convert to fraction form
    37,096.43/51,210.80 = 21,177.80/x
  3. Step 3: Cross multiply
    37,096.43x = 51,210.80 × 21,177.80
  4. Step 4: Simplify right side
    37,096.43x = 1,084,531,718.30
  5. Step 5: Solve for x
    x = 1,084,531,718.30/37,096.43
  6. Step 6: Final answer
    x = 29,235.48

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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.