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Finding the Fourth Proportional to 50,624.73, 75,922.75 and 21,005.92

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Solution

The fourth proportional to 50,624.73, 75,922.75 and 21,005.92 is: 31,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,624.73 : 75,922.75 = 21,005.92 : x
  2. Step 2: Convert to fraction form
    50,624.73/75,922.75 = 21,005.92/x
  3. Step 3: Cross multiply
    50,624.73x = 75,922.75 × 21,005.92
  4. Step 4: Simplify right side
    50,624.73x = 1,594,827,212.68
  5. Step 5: Solve for x
    x = 1,594,827,212.68/50,624.73
  6. Step 6: Final answer
    x = 31,502.93

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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.