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Finding the Fourth Proportional to 62,580.16, 86,362.83 and 34,285.87

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Solution

The fourth proportional to 62,580.16, 86,362.83 and 34,285.87 is: 47,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,580.16 : 86,362.83 = 34,285.87 : x
  2. Step 2: Convert to fraction form
    62,580.16/86,362.83 = 34,285.87/x
  3. Step 3: Cross multiply
    62,580.16x = 86,362.83 × 34,285.87
  4. Step 4: Simplify right side
    62,580.16x = 2,961,024,892.40
  5. Step 5: Solve for x
    x = 2,961,024,892.40/62,580.16
  6. Step 6: Final answer
    x = 47,315.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.