Home / 89,191.13-133,786.69-22,631.60

Finding the Fourth Proportional to 89,191.13, 133,786.69 and 22,631.60

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Solution

The fourth proportional to 89,191.13, 133,786.69 and 22,631.60 is: 33,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,191.13 : 133,786.69 = 22,631.60 : x
  2. Step 2: Convert to fraction form
    89,191.13/133,786.69 = 22,631.60/x
  3. Step 3: Cross multiply
    89,191.13x = 133,786.69 × 22,631.60
  4. Step 4: Simplify right side
    89,191.13x = 3,027,807,131.29
  5. Step 5: Solve for x
    x = 3,027,807,131.29/89,191.13
  6. Step 6: Final answer
    x = 33,947.40

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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.