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Finding the Fourth Proportional to 176,757.34, 265,177.53 and 58,428.68

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Solution

The fourth proportional to 176,757.34, 265,177.53 and 58,428.68 is: 87,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,757.34 : 265,177.53 = 58,428.68 : x
  2. Step 2: Convert to fraction form
    176,757.34/265,177.53 = 58,428.68/x
  3. Step 3: Cross multiply
    176,757.34x = 265,177.53 × 58,428.68
  4. Step 4: Simplify right side
    176,757.34x = 15,493,972,768.27
  5. Step 5: Solve for x
    x = 15,493,972,768.27/176,757.34
  6. Step 6: Final answer
    x = 87,656.74

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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.