Home / 189,056.30-283,589.91-70,705.04

Finding the Fourth Proportional to 189,056.30, 283,589.91 and 70,705.04

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Solution

The fourth proportional to 189,056.30, 283,589.91 and 70,705.04 is: 106,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,056.30 : 283,589.91 = 70,705.04 : x
  2. Step 2: Convert to fraction form
    189,056.30/283,589.91 = 70,705.04/x
  3. Step 3: Cross multiply
    189,056.30x = 283,589.91 × 70,705.04
  4. Step 4: Simplify right side
    189,056.30x = 20,051,234,512.20
  5. Step 5: Solve for x
    x = 20,051,234,512.20/189,056.30
  6. Step 6: Final answer
    x = 106,059.60

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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.