Home / 179,857.40-248,200.00-103,375.58

Finding the Fourth Proportional to 179,857.40, 248,200.00 and 103,375.58

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Solution

The fourth proportional to 179,857.40, 248,200.00 and 103,375.58 is: 142,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,857.40 : 248,200.00 = 103,375.58 : x
  2. Step 2: Convert to fraction form
    179,857.40/248,200.00 = 103,375.58/x
  3. Step 3: Cross multiply
    179,857.40x = 248,200.00 × 103,375.58
  4. Step 4: Simplify right side
    179,857.40x = 25,657,817,456.56
  5. Step 5: Solve for x
    x = 25,657,817,456.56/179,857.40
  6. Step 6: Final answer
    x = 142,656.45

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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.