Home / 179,992.66-248,405.26-99,428.98

Finding the Fourth Proportional to 179,992.66, 248,405.26 and 99,428.98

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Solution

The fourth proportional to 179,992.66, 248,405.26 and 99,428.98 is: 137,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,992.66 : 248,405.26 = 99,428.98 : x
  2. Step 2: Convert to fraction form
    179,992.66/248,405.26 = 99,428.98/x
  3. Step 3: Cross multiply
    179,992.66x = 248,405.26 × 99,428.98
  4. Step 4: Simplify right side
    179,992.66x = 24,698,681,628.43
  5. Step 5: Solve for x
    x = 24,698,681,628.43/179,992.66
  6. Step 6: Final answer
    x = 137,220.49

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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.