Home / 89,191.40-133,786.76-22,631.36

Finding the Fourth Proportional to 89,191.40, 133,786.76 and 22,631.36

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Solution

The fourth proportional to 89,191.40, 133,786.76 and 22,631.36 is: 33,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,191.40 : 133,786.76 = 22,631.36 : x
  2. Step 2: Convert to fraction form
    89,191.40/133,786.76 = 22,631.36/x
  3. Step 3: Cross multiply
    89,191.40x = 133,786.76 × 22,631.36
  4. Step 4: Simplify right side
    89,191.40x = 3,027,776,328.79
  5. Step 5: Solve for x
    x = 3,027,776,328.79/89,191.40
  6. Step 6: Final answer
    x = 33,946.95

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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.