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Finding the Fourth Proportional to 37,653.01, 51,962.12 and 20,657.98

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Solution

The fourth proportional to 37,653.01, 51,962.12 and 20,657.98 is: 28,508.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.01 : 51,962.12 = 20,657.98 : x
  2. Step 2: Convert to fraction form
    37,653.01/51,962.12 = 20,657.98/x
  3. Step 3: Cross multiply
    37,653.01x = 51,962.12 × 20,657.98
  4. Step 4: Simplify right side
    37,653.01x = 1,073,432,332.43
  5. Step 5: Solve for x
    x = 1,073,432,332.43/37,653.01
  6. Step 6: Final answer
    x = 28,508.54

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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.