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Finding the Fourth Proportional to 248,231.96, 372,347.96 and 115,094.70

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Solution

The fourth proportional to 248,231.96, 372,347.96 and 115,094.70 is: 172,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,231.96 : 372,347.96 = 115,094.70 : x
  2. Step 2: Convert to fraction form
    248,231.96/372,347.96 = 115,094.70/x
  3. Step 3: Cross multiply
    248,231.96x = 372,347.96 × 115,094.70
  4. Step 4: Simplify right side
    248,231.96x = 42,855,276,751.81
  5. Step 5: Solve for x
    x = 42,855,276,751.81/248,231.96
  6. Step 6: Final answer
    x = 172,642.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.