Home / 120,994.18-181,491.21-36,754.02

Finding the Fourth Proportional to 120,994.18, 181,491.21 and 36,754.02

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Solution

The fourth proportional to 120,994.18, 181,491.21 and 36,754.02 is: 55,131.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,994.18 : 181,491.21 = 36,754.02 : x
  2. Step 2: Convert to fraction form
    120,994.18/181,491.21 = 36,754.02/x
  3. Step 3: Cross multiply
    120,994.18x = 181,491.21 × 36,754.02
  4. Step 4: Simplify right side
    120,994.18x = 6,670,530,925.71
  5. Step 5: Solve for x
    x = 6,670,530,925.71/120,994.18
  6. Step 6: Final answer
    x = 55,131.01

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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.