Home / 179,623.35-247,896.81-103,152.47

Finding the Fourth Proportional to 179,623.35, 247,896.81 and 103,152.47

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Solution

The fourth proportional to 179,623.35, 247,896.81 and 103,152.47 is: 142,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,623.35 : 247,896.81 = 103,152.47 : x
  2. Step 2: Convert to fraction form
    179,623.35/247,896.81 = 103,152.47/x
  3. Step 3: Cross multiply
    179,623.35x = 247,896.81 × 103,152.47
  4. Step 4: Simplify right side
    179,623.35x = 25,571,167,017.14
  5. Step 5: Solve for x
    x = 25,571,167,017.14/179,623.35
  6. Step 6: Final answer
    x = 142,359.93

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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.