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Finding the Fourth Proportional to 177,776.78, 266,678.73 and 59,448.33

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Solution

The fourth proportional to 177,776.78, 266,678.73 and 59,448.33 is: 89,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,776.78 : 266,678.73 = 59,448.33 : x
  2. Step 2: Convert to fraction form
    177,776.78/266,678.73 = 59,448.33/x
  3. Step 3: Cross multiply
    177,776.78x = 266,678.73 × 59,448.33
  4. Step 4: Simplify right side
    177,776.78x = 15,853,605,145.02
  5. Step 5: Solve for x
    x = 15,853,605,145.02/177,776.78
  6. Step 6: Final answer
    x = 89,177.03

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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.