Home / 179,767.66-248,090.70-103,311.22

Finding the Fourth Proportional to 179,767.66, 248,090.70 and 103,311.22

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Solution

The fourth proportional to 179,767.66, 248,090.70 and 103,311.22 is: 142,575.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,767.66 : 248,090.70 = 103,311.22 : x
  2. Step 2: Convert to fraction form
    179,767.66/248,090.70 = 103,311.22/x
  3. Step 3: Cross multiply
    179,767.66x = 248,090.70 × 103,311.22
  4. Step 4: Simplify right side
    179,767.66x = 25,630,552,887.65
  5. Step 5: Solve for x
    x = 25,630,552,887.65/179,767.66
  6. Step 6: Final answer
    x = 142,575.99

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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.