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Finding the Fourth Proportional to 233,126.86, 349,690.05 and 92,983.90

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Solution

The fourth proportional to 233,126.86, 349,690.05 and 92,983.90 is: 139,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,126.86 : 349,690.05 = 92,983.90 : x
  2. Step 2: Convert to fraction form
    233,126.86/349,690.05 = 92,983.90/x
  3. Step 3: Cross multiply
    233,126.86x = 349,690.05 × 92,983.90
  4. Step 4: Simplify right side
    233,126.86x = 32,515,544,640.20
  5. Step 5: Solve for x
    x = 32,515,544,640.20/233,126.86
  6. Step 6: Final answer
    x = 139,475.75

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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.