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Finding the Fourth Proportional to 59,323.80, 89,020.74 and 21,910.08

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Solution

The fourth proportional to 59,323.80, 89,020.74 and 21,910.08 is: 32,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,323.80 : 89,020.74 = 21,910.08 : x
  2. Step 2: Convert to fraction form
    59,323.80/89,020.74 = 21,910.08/x
  3. Step 3: Cross multiply
    59,323.80x = 89,020.74 × 21,910.08
  4. Step 4: Simplify right side
    59,323.80x = 1,950,451,535.06
  5. Step 5: Solve for x
    x = 1,950,451,535.06/59,323.80
  6. Step 6: Final answer
    x = 32,878.06

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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.