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Finding the Fourth Proportional to 37,565.01, 51,839.60 and 20,798.01

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Solution

The fourth proportional to 37,565.01, 51,839.60 and 20,798.01 is: 28,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,565.01 : 51,839.60 = 20,798.01 : x
  2. Step 2: Convert to fraction form
    37,565.01/51,839.60 = 20,798.01/x
  3. Step 3: Cross multiply
    37,565.01x = 51,839.60 × 20,798.01
  4. Step 4: Simplify right side
    37,565.01x = 1,078,160,415.21
  5. Step 5: Solve for x
    x = 1,078,160,415.21/37,565.01
  6. Step 6: Final answer
    x = 28,701.19

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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.