Home / 483,749.18-725,437.05-159,459.41

Finding the Fourth Proportional to 483,749.18, 725,437.05 and 159,459.41

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Solution

The fourth proportional to 483,749.18, 725,437.05 and 159,459.41 is: 239,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,749.18 : 725,437.05 = 159,459.41 : x
  2. Step 2: Convert to fraction form
    483,749.18/725,437.05 = 159,459.41/x
  3. Step 3: Cross multiply
    483,749.18x = 725,437.05 × 159,459.41
  4. Step 4: Simplify right side
    483,749.18x = 115,677,760,357.96
  5. Step 5: Solve for x
    x = 115,677,760,357.96/483,749.18
  6. Step 6: Final answer
    x = 239,127.56

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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.