Home / 114,257.50-171,451.83-89,227.28

Finding the Fourth Proportional to 114,257.50, 171,451.83 and 89,227.28

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Solution

The fourth proportional to 114,257.50, 171,451.83 and 89,227.28 is: 133,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,257.50 : 171,451.83 = 89,227.28 : x
  2. Step 2: Convert to fraction form
    114,257.50/171,451.83 = 89,227.28/x
  3. Step 3: Cross multiply
    114,257.50x = 171,451.83 × 89,227.28
  4. Step 4: Simplify right side
    114,257.50x = 15,298,180,441.92
  5. Step 5: Solve for x
    x = 15,298,180,441.92/114,257.50
  6. Step 6: Final answer
    x = 133,892.13

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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.