Home / 146,444.21-219,582.24-57,649.28

Finding the Fourth Proportional to 146,444.21, 219,582.24 and 57,649.28

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Solution

The fourth proportional to 146,444.21, 219,582.24 and 57,649.28 is: 86,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,444.21 : 219,582.24 = 57,649.28 : x
  2. Step 2: Convert to fraction form
    146,444.21/219,582.24 = 57,649.28/x
  3. Step 3: Cross multiply
    146,444.21x = 219,582.24 × 57,649.28
  4. Step 4: Simplify right side
    146,444.21x = 12,658,756,722.69
  5. Step 5: Solve for x
    x = 12,658,756,722.69/146,444.21
  6. Step 6: Final answer
    x = 86,440.81

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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.