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Finding the Fourth Proportional to 63,555.55, 87,714.44 and 36,697.99

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Solution

The fourth proportional to 63,555.55, 87,714.44 and 36,697.99 is: 50,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,555.55 : 87,714.44 = 36,697.99 : x
  2. Step 2: Convert to fraction form
    63,555.55/87,714.44 = 36,697.99/x
  3. Step 3: Cross multiply
    63,555.55x = 87,714.44 × 36,697.99
  4. Step 4: Simplify right side
    63,555.55x = 3,218,943,641.98
  5. Step 5: Solve for x
    x = 3,218,943,641.98/63,555.55
  6. Step 6: Final answer
    x = 50,647.72

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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.