Home / 248,175.18-372,121.53-169,384.86

Finding the Fourth Proportional to 248,175.18, 372,121.53 and 169,384.86

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Solution

The fourth proportional to 248,175.18, 372,121.53 and 169,384.86 is: 253,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,175.18 : 372,121.53 = 169,384.86 : x
  2. Step 2: Convert to fraction form
    248,175.18/372,121.53 = 169,384.86/x
  3. Step 3: Cross multiply
    248,175.18x = 372,121.53 × 169,384.86
  4. Step 4: Simplify right side
    248,175.18x = 63,031,753,262.04
  5. Step 5: Solve for x
    x = 63,031,753,262.04/248,175.18
  6. Step 6: Final answer
    x = 253,980.89

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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.