Home / 57,153.39-78,872.94-32,623.70

Finding the Fourth Proportional to 57,153.39, 78,872.94 and 32,623.70

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Solution

The fourth proportional to 57,153.39, 78,872.94 and 32,623.70 is: 45,021.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,153.39 : 78,872.94 = 32,623.70 : x
  2. Step 2: Convert to fraction form
    57,153.39/78,872.94 = 32,623.70/x
  3. Step 3: Cross multiply
    57,153.39x = 78,872.94 × 32,623.70
  4. Step 4: Simplify right side
    57,153.39x = 2,573,126,738.31
  5. Step 5: Solve for x
    x = 2,573,126,738.31/57,153.39
  6. Step 6: Final answer
    x = 45,021.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.