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Finding the Fourth Proportional to 176,420.77, 264,670.85 and 58,087.87

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Solution

The fourth proportional to 176,420.77, 264,670.85 and 58,087.87 is: 87,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,420.77 : 264,670.85 = 58,087.87 : x
  2. Step 2: Convert to fraction form
    176,420.77/264,670.85 = 58,087.87/x
  3. Step 3: Cross multiply
    176,420.77x = 264,670.85 × 58,087.87
  4. Step 4: Simplify right side
    176,420.77x = 15,374,165,927.59
  5. Step 5: Solve for x
    x = 15,374,165,927.59/176,420.77
  6. Step 6: Final answer
    x = 87,144.87

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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.