Home / 107,664.47-161,435.16-32,762.46

Finding the Fourth Proportional to 107,664.47, 161,435.16 and 32,762.46

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Solution

The fourth proportional to 107,664.47, 161,435.16 and 32,762.46 is: 49,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,664.47 : 161,435.16 = 32,762.46 : x
  2. Step 2: Convert to fraction form
    107,664.47/161,435.16 = 32,762.46/x
  3. Step 3: Cross multiply
    107,664.47x = 161,435.16 × 32,762.46
  4. Step 4: Simplify right side
    107,664.47x = 5,289,012,972.09
  5. Step 5: Solve for x
    x = 5,289,012,972.09/107,664.47
  6. Step 6: Final answer
    x = 49,124.96

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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.