Home / 159,481.88-239,322.93-64,712.43

Finding the Fourth Proportional to 159,481.88, 239,322.93 and 64,712.43

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Solution

The fourth proportional to 159,481.88, 239,322.93 and 64,712.43 is: 97,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,481.88 : 239,322.93 = 64,712.43 : x
  2. Step 2: Convert to fraction form
    159,481.88/239,322.93 = 64,712.43/x
  3. Step 3: Cross multiply
    159,481.88x = 239,322.93 × 64,712.43
  4. Step 4: Simplify right side
    159,481.88x = 15,487,168,355.02
  5. Step 5: Solve for x
    x = 15,487,168,355.02/159,481.88
  6. Step 6: Final answer
    x = 97,109.27

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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.