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Finding the Fourth Proportional to 58,406.27, 80,631.68 and 46,794.87

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Solution

The fourth proportional to 58,406.27, 80,631.68 and 46,794.87 is: 64,601.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,406.27 : 80,631.68 = 46,794.87 : x
  2. Step 2: Convert to fraction form
    58,406.27/80,631.68 = 46,794.87/x
  3. Step 3: Cross multiply
    58,406.27x = 80,631.68 × 46,794.87
  4. Step 4: Simplify right side
    58,406.27x = 3,773,148,749.51
  5. Step 5: Solve for x
    x = 3,773,148,749.51/58,406.27
  6. Step 6: Final answer
    x = 64,601.78

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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.