Home / 179,475.44-247,656.24-102,974

Finding the Fourth Proportional to 179,475.44, 247,656.24 and 102,974

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Solution

The fourth proportional to 179,475.44, 247,656.24 and 102,974 is: 142,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,475.44 : 247,656.24 = 102,974 : x
  2. Step 2: Convert to fraction form
    179,475.44/247,656.24 = 102,974/x
  3. Step 3: Cross multiply
    179,475.44x = 247,656.24 × 102,974
  4. Step 4: Simplify right side
    179,475.44x = 25,502,153,657.76
  5. Step 5: Solve for x
    x = 25,502,153,657.76/179,475.44
  6. Step 6: Final answer
    x = 142,092.72

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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.