Home / 179,624.35-247,898.19-103,153.47

Finding the Fourth Proportional to 179,624.35, 247,898.19 and 103,153.47

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Solution

The fourth proportional to 179,624.35, 247,898.19 and 103,153.47 is: 142,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,624.35 : 247,898.19 = 103,153.47 : x
  2. Step 2: Convert to fraction form
    179,624.35/247,898.19 = 103,153.47/x
  3. Step 3: Cross multiply
    179,624.35x = 247,898.19 × 103,153.47
  4. Step 4: Simplify right side
    179,624.35x = 25,571,558,505.22
  5. Step 5: Solve for x
    x = 25,571,558,505.22/179,624.35
  6. Step 6: Final answer
    x = 142,361.31

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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.