Home / 107,931.66-161,788.32-44,664.36

Finding the Fourth Proportional to 107,931.66, 161,788.32 and 44,664.36

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Solution

The fourth proportional to 107,931.66, 161,788.32 and 44,664.36 is: 66,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,931.66 : 161,788.32 = 44,664.36 : x
  2. Step 2: Convert to fraction form
    107,931.66/161,788.32 = 44,664.36/x
  3. Step 3: Cross multiply
    107,931.66x = 161,788.32 × 44,664.36
  4. Step 4: Simplify right side
    107,931.66x = 7,226,171,768.28
  5. Step 5: Solve for x
    x = 7,226,171,768.28/107,931.66
  6. Step 6: Final answer
    x = 66,951.36

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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.