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Finding the Fourth Proportional to 54,649.76, 81,903.62 and 24,641.96

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Solution

The fourth proportional to 54,649.76, 81,903.62 and 24,641.96 is: 36,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,649.76 : 81,903.62 = 24,641.96 : x
  2. Step 2: Convert to fraction form
    54,649.76/81,903.62 = 24,641.96/x
  3. Step 3: Cross multiply
    54,649.76x = 81,903.62 × 24,641.96
  4. Step 4: Simplify right side
    54,649.76x = 2,018,265,379.98
  5. Step 5: Solve for x
    x = 2,018,265,379.98/54,649.76
  6. Step 6: Final answer
    x = 36,930.91

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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.