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Finding the Fourth Proportional to 46,639.31, 64,362.46 and 26,497.29

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Solution

The fourth proportional to 46,639.31, 64,362.46 and 26,497.29 is: 36,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.31 : 64,362.46 = 26,497.29 : x
  2. Step 2: Convert to fraction form
    46,639.31/64,362.46 = 26,497.29/x
  3. Step 3: Cross multiply
    46,639.31x = 64,362.46 × 26,497.29
  4. Step 4: Simplify right side
    46,639.31x = 1,705,430,767.73
  5. Step 5: Solve for x
    x = 1,705,430,767.73/46,639.31
  6. Step 6: Final answer
    x = 36,566.38

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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.