Home / 222,479.09-333,715.72-54,000.75

Finding the Fourth Proportional to 222,479.09, 333,715.72 and 54,000.75

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Solution

The fourth proportional to 222,479.09, 333,715.72 and 54,000.75 is: 81,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,479.09 : 333,715.72 = 54,000.75 : x
  2. Step 2: Convert to fraction form
    222,479.09/333,715.72 = 54,000.75/x
  3. Step 3: Cross multiply
    222,479.09x = 333,715.72 × 54,000.75
  4. Step 4: Simplify right side
    222,479.09x = 18,020,899,166.79
  5. Step 5: Solve for x
    x = 18,020,899,166.79/222,479.09
  6. Step 6: Final answer
    x = 81,000.42

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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.