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Finding the Fourth Proportional to 176,986.62, 265,472.22 and 57,040.89

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Solution

The fourth proportional to 176,986.62, 265,472.22 and 57,040.89 is: 85,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,986.62 : 265,472.22 = 57,040.89 : x
  2. Step 2: Convert to fraction form
    176,986.62/265,472.22 = 57,040.89/x
  3. Step 3: Cross multiply
    176,986.62x = 265,472.22 × 57,040.89
  4. Step 4: Simplify right side
    176,986.62x = 15,142,771,699.08
  5. Step 5: Solve for x
    x = 15,142,771,699.08/176,986.62
  6. Step 6: Final answer
    x = 85,558.85

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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.