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Finding the Fourth Proportional to 48,687.51, 73,041.84 and 14,953.65

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Solution

The fourth proportional to 48,687.51, 73,041.84 and 14,953.65 is: 22,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687.51 : 73,041.84 = 14,953.65 : x
  2. Step 2: Convert to fraction form
    48,687.51/73,041.84 = 14,953.65/x
  3. Step 3: Cross multiply
    48,687.51x = 73,041.84 × 14,953.65
  4. Step 4: Simplify right side
    48,687.51x = 1,092,242,110.72
  5. Step 5: Solve for x
    x = 1,092,242,110.72/48,687.51
  6. Step 6: Final answer
    x = 22,433.72

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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.