Home / 159,495.08-239,289.38-47,178.24

Finding the Fourth Proportional to 159,495.08, 239,289.38 and 47,178.24

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Solution

The fourth proportional to 159,495.08, 239,289.38 and 47,178.24 is: 70,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,495.08 : 239,289.38 = 47,178.24 : x
  2. Step 2: Convert to fraction form
    159,495.08/239,289.38 = 47,178.24/x
  3. Step 3: Cross multiply
    159,495.08x = 239,289.38 × 47,178.24
  4. Step 4: Simplify right side
    159,495.08x = 11,289,251,799.09
  5. Step 5: Solve for x
    x = 11,289,251,799.09/159,495.08
  6. Step 6: Final answer
    x = 70,781.19

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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.