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Finding the Fourth Proportional to 54,996.88, 75,930.08 and 37,798.86

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Solution

The fourth proportional to 54,996.88, 75,930.08 and 37,798.86 is: 52,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,996.88 : 75,930.08 = 37,798.86 : x
  2. Step 2: Convert to fraction form
    54,996.88/75,930.08 = 37,798.86/x
  3. Step 3: Cross multiply
    54,996.88x = 75,930.08 × 37,798.86
  4. Step 4: Simplify right side
    54,996.88x = 2,870,070,463.71
  5. Step 5: Solve for x
    x = 2,870,070,463.71/54,996.88
  6. Step 6: Final answer
    x = 52,186.06

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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.