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Finding the Fourth Proportional to 58,516.44, 80,835.35 and 46,564.48

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Solution

The fourth proportional to 58,516.44, 80,835.35 and 46,564.48 is: 64,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,516.44 : 80,835.35 = 46,564.48 : x
  2. Step 2: Convert to fraction form
    58,516.44/80,835.35 = 46,564.48/x
  3. Step 3: Cross multiply
    58,516.44x = 80,835.35 × 46,564.48
  4. Step 4: Simplify right side
    58,516.44x = 3,764,056,168.51
  5. Step 5: Solve for x
    x = 3,764,056,168.51/58,516.44
  6. Step 6: Final answer
    x = 64,324.77

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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.