Home / 59,449.14-89,169.15-21,991.60

Finding the Fourth Proportional to 59,449.14, 89,169.15 and 21,991.60

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Solution

The fourth proportional to 59,449.14, 89,169.15 and 21,991.60 is: 32,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,449.14 : 89,169.15 = 21,991.60 : x
  2. Step 2: Convert to fraction form
    59,449.14/89,169.15 = 21,991.60/x
  3. Step 3: Cross multiply
    59,449.14x = 89,169.15 × 21,991.60
  4. Step 4: Simplify right side
    59,449.14x = 1,960,972,473.07
  5. Step 5: Solve for x
    x = 1,960,972,473.07/59,449.14
  6. Step 6: Final answer
    x = 32,985.72

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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.