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Finding the Fourth Proportional to 177,958.35, 266,859.77 and 53,270.19

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Solution

The fourth proportional to 177,958.35, 266,859.77 and 53,270.19 is: 79,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,958.35 : 266,859.77 = 53,270.19 : x
  2. Step 2: Convert to fraction form
    177,958.35/266,859.77 = 53,270.19/x
  3. Step 3: Cross multiply
    177,958.35x = 266,859.77 × 53,270.19
  4. Step 4: Simplify right side
    177,958.35x = 14,215,670,384.91
  5. Step 5: Solve for x
    x = 14,215,670,384.91/177,958.35
  6. Step 6: Final answer
    x = 79,882.01

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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.