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Finding the Fourth Proportional to 75,234.15, 112,870.80 and 21,924.91

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Solution

The fourth proportional to 75,234.15, 112,870.80 and 21,924.91 is: 32,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,234.15 : 112,870.80 = 21,924.91 : x
  2. Step 2: Convert to fraction form
    75,234.15/112,870.80 = 21,924.91/x
  3. Step 3: Cross multiply
    75,234.15x = 112,870.80 × 21,924.91
  4. Step 4: Simplify right side
    75,234.15x = 2,474,682,272.72
  5. Step 5: Solve for x
    x = 2,474,682,272.72/75,234.15
  6. Step 6: Final answer
    x = 32,893.07

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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.