Home / 189,741.20-284,626.20-56,611.04

Finding the Fourth Proportional to 189,741.20, 284,626.20 and 56,611.04

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Solution

The fourth proportional to 189,741.20, 284,626.20 and 56,611.04 is: 84,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,741.20 : 284,626.20 = 56,611.04 : x
  2. Step 2: Convert to fraction form
    189,741.20/284,626.20 = 56,611.04/x
  3. Step 3: Cross multiply
    189,741.20x = 284,626.20 × 56,611.04
  4. Step 4: Simplify right side
    189,741.20x = 16,112,985,193.25
  5. Step 5: Solve for x
    x = 16,112,985,193.25/189,741.20
  6. Step 6: Final answer
    x = 84,920.86

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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.