Home / 119,835.95-179,753.92-40,950.86

Finding the Fourth Proportional to 119,835.95, 179,753.92 and 40,950.86

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Solution

The fourth proportional to 119,835.95, 179,753.92 and 40,950.86 is: 61,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,835.95 : 179,753.92 = 40,950.86 : x
  2. Step 2: Convert to fraction form
    119,835.95/179,753.92 = 40,950.86/x
  3. Step 3: Cross multiply
    119,835.95x = 179,753.92 × 40,950.86
  4. Step 4: Simplify right side
    119,835.95x = 7,361,076,611.22
  5. Step 5: Solve for x
    x = 7,361,076,611.22/119,835.95
  6. Step 6: Final answer
    x = 61,426.28

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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.