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Finding the Fourth Proportional to 86,497.96, 119,367.30 and 46,753.96

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Solution

The fourth proportional to 86,497.96, 119,367.30 and 46,753.96 is: 64,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,497.96 : 119,367.30 = 46,753.96 : x
  2. Step 2: Convert to fraction form
    86,497.96/119,367.30 = 46,753.96/x
  3. Step 3: Cross multiply
    86,497.96x = 119,367.30 × 46,753.96
  4. Step 4: Simplify right side
    86,497.96x = 5,580,893,969.51
  5. Step 5: Solve for x
    x = 5,580,893,969.51/86,497.96
  6. Step 6: Final answer
    x = 64,520.53

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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.