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Finding the Fourth Proportional to 164,534.87, 246,802.31 and 39,875.87

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Solution

The fourth proportional to 164,534.87, 246,802.31 and 39,875.87 is: 59,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,534.87 : 246,802.31 = 39,875.87 : x
  2. Step 2: Convert to fraction form
    164,534.87/246,802.31 = 39,875.87/x
  3. Step 3: Cross multiply
    164,534.87x = 246,802.31 × 39,875.87
  4. Step 4: Simplify right side
    164,534.87x = 9,841,456,629.88
  5. Step 5: Solve for x
    x = 9,841,456,629.88/164,534.87
  6. Step 6: Final answer
    x = 59,813.81

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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.