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Finding the Fourth Proportional to 37,078.59, 55,617.42 and 8,998.88

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Solution

The fourth proportional to 37,078.59, 55,617.42 and 8,998.88 is: 13,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078.59 : 55,617.42 = 8,998.88 : x
  2. Step 2: Convert to fraction form
    37,078.59/55,617.42 = 8,998.88/x
  3. Step 3: Cross multiply
    37,078.59x = 55,617.42 × 8,998.88
  4. Step 4: Simplify right side
    37,078.59x = 500,494,210.40
  5. Step 5: Solve for x
    x = 500,494,210.40/37,078.59
  6. Step 6: Final answer
    x = 13,498.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.