Home / 146,490.32-219,716.03-41,317.76

Finding the Fourth Proportional to 146,490.32, 219,716.03 and 41,317.76

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Solution

The fourth proportional to 146,490.32, 219,716.03 and 41,317.76 is: 61,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,490.32 : 219,716.03 = 41,317.76 : x
  2. Step 2: Convert to fraction form
    146,490.32/219,716.03 = 41,317.76/x
  3. Step 3: Cross multiply
    146,490.32x = 219,716.03 × 41,317.76
  4. Step 4: Simplify right side
    146,490.32x = 9,078,174,848.28
  5. Step 5: Solve for x
    x = 9,078,174,848.28/146,490.32
  6. Step 6: Final answer
    x = 61,971.16

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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.