Home / 146,011.32-218,349.72-106,164.18

Finding the Fourth Proportional to 146,011.32, 218,349.72 and 106,164.18

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Solution

The fourth proportional to 146,011.32, 218,349.72 and 106,164.18 is: 158,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,011.32 : 218,349.72 = 106,164.18 : x
  2. Step 2: Convert to fraction form
    146,011.32/218,349.72 = 106,164.18/x
  3. Step 3: Cross multiply
    146,011.32x = 218,349.72 × 106,164.18
  4. Step 4: Simplify right side
    146,011.32x = 23,180,918,977.03
  5. Step 5: Solve for x
    x = 23,180,918,977.03/146,011.32
  6. Step 6: Final answer
    x = 158,761.11

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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.