Home / 131,381.04-197,100.72-37,879.50

Finding the Fourth Proportional to 131,381.04, 197,100.72 and 37,879.50

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Solution

The fourth proportional to 131,381.04, 197,100.72 and 37,879.50 is: 56,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,381.04 : 197,100.72 = 37,879.50 : x
  2. Step 2: Convert to fraction form
    131,381.04/197,100.72 = 37,879.50/x
  3. Step 3: Cross multiply
    131,381.04x = 197,100.72 × 37,879.50
  4. Step 4: Simplify right side
    131,381.04x = 7,466,076,723.24
  5. Step 5: Solve for x
    x = 7,466,076,723.24/131,381.04
  6. Step 6: Final answer
    x = 56,827.66

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