Home / 156,917.24-235,373.79-38,589.60

Finding the Fourth Proportional to 156,917.24, 235,373.79 and 38,589.60

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Solution

The fourth proportional to 156,917.24, 235,373.79 and 38,589.60 is: 57,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,917.24 : 235,373.79 = 38,589.60 : x
  2. Step 2: Convert to fraction form
    156,917.24/235,373.79 = 38,589.60/x
  3. Step 3: Cross multiply
    156,917.24x = 235,373.79 × 38,589.60
  4. Step 4: Simplify right side
    156,917.24x = 9,082,980,406.58
  5. Step 5: Solve for x
    x = 9,082,980,406.58/156,917.24
  6. Step 6: Final answer
    x = 57,883.89

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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.