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Finding the Fourth Proportional to 58,305.60, 87,386.07 and 41,411.64

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Solution

The fourth proportional to 58,305.60, 87,386.07 and 41,411.64 is: 62,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,305.60 : 87,386.07 = 41,411.64 : x
  2. Step 2: Convert to fraction form
    58,305.60/87,386.07 = 41,411.64/x
  3. Step 3: Cross multiply
    58,305.60x = 87,386.07 × 41,411.64
  4. Step 4: Simplify right side
    58,305.60x = 3,618,800,471.85
  5. Step 5: Solve for x
    x = 3,618,800,471.85/58,305.60
  6. Step 6: Final answer
    x = 62,066.09

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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.