Home / 292,278.38-437,151.03-172,048.86

Finding the Fourth Proportional to 292,278.38, 437,151.03 and 172,048.86

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Solution

The fourth proportional to 292,278.38, 437,151.03 and 172,048.86 is: 257,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,278.38 : 437,151.03 = 172,048.86 : x
  2. Step 2: Convert to fraction form
    292,278.38/437,151.03 = 172,048.86/x
  3. Step 3: Cross multiply
    292,278.38x = 437,151.03 × 172,048.86
  4. Step 4: Simplify right side
    292,278.38x = 75,211,335,714.14
  5. Step 5: Solve for x
    x = 75,211,335,714.14/292,278.38
  6. Step 6: Final answer
    x = 257,327.75

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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.