Home / 159,619.38-239,267.46-103,495.02

Finding the Fourth Proportional to 159,619.38, 239,267.46 and 103,495.02

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Solution

The fourth proportional to 159,619.38, 239,267.46 and 103,495.02 is: 155,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,619.38 : 239,267.46 = 103,495.02 : x
  2. Step 2: Convert to fraction form
    159,619.38/239,267.46 = 103,495.02/x
  3. Step 3: Cross multiply
    159,619.38x = 239,267.46 × 103,495.02
  4. Step 4: Simplify right side
    159,619.38x = 24,762,990,558.05
  5. Step 5: Solve for x
    x = 24,762,990,558.05/159,619.38
  6. Step 6: Final answer
    x = 155,137.74

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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.