Home / 156,976.58-235,462.94-38,648.94

Finding the Fourth Proportional to 156,976.58, 235,462.94 and 38,648.94

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Solution

The fourth proportional to 156,976.58, 235,462.94 and 38,648.94 is: 57,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976.58 : 235,462.94 = 38,648.94 : x
  2. Step 2: Convert to fraction form
    156,976.58/235,462.94 = 38,648.94/x
  3. Step 3: Cross multiply
    156,976.58x = 235,462.94 × 38,648.94
  4. Step 4: Simplify right side
    156,976.58x = 9,100,393,040.28
  5. Step 5: Solve for x
    x = 9,100,393,040.28/156,976.58
  6. Step 6: Final answer
    x = 57,972.93

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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.