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Finding the Fourth Proportional to 177,712.83, 266,540.40 and 59,383.98

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Solution

The fourth proportional to 177,712.83, 266,540.40 and 59,383.98 is: 89,066.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,712.83 : 266,540.40 = 59,383.98 : x
  2. Step 2: Convert to fraction form
    177,712.83/266,540.40 = 59,383.98/x
  3. Step 3: Cross multiply
    177,712.83x = 266,540.40 × 59,383.98
  4. Step 4: Simplify right side
    177,712.83x = 15,828,229,782.79
  5. Step 5: Solve for x
    x = 15,828,229,782.79/177,712.83
  6. Step 6: Final answer
    x = 89,066.33

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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.