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Finding the Fourth Proportional to 37,351.74, 51,544.74 and 20,356.08

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Solution

The fourth proportional to 37,351.74, 51,544.74 and 20,356.08 is: 28,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351.74 : 51,544.74 = 20,356.08 : x
  2. Step 2: Convert to fraction form
    37,351.74/51,544.74 = 20,356.08/x
  3. Step 3: Cross multiply
    37,351.74x = 51,544.74 × 20,356.08
  4. Step 4: Simplify right side
    37,351.74x = 1,049,248,851.02
  5. Step 5: Solve for x
    x = 1,049,248,851.02/37,351.74
  6. Step 6: Final answer
    x = 28,091.03

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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.