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Finding the Fourth Proportional to 63,297.68, 94,945.68 and 18,924.80

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Solution

The fourth proportional to 63,297.68, 94,945.68 and 18,924.80 is: 28,386.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,297.68 : 94,945.68 = 18,924.80 : x
  2. Step 2: Convert to fraction form
    63,297.68/94,945.68 = 18,924.80/x
  3. Step 3: Cross multiply
    63,297.68x = 94,945.68 × 18,924.80
  4. Step 4: Simplify right side
    63,297.68x = 1,796,828,004.86
  5. Step 5: Solve for x
    x = 1,796,828,004.86/63,297.68
  6. Step 6: Final answer
    x = 28,386.95

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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.