Home / 146,017.88-219,026.86-51,322.40

Finding the Fourth Proportional to 146,017.88, 219,026.86 and 51,322.40

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Solution

The fourth proportional to 146,017.88, 219,026.86 and 51,322.40 is: 76,983.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,017.88 : 219,026.86 = 51,322.40 : x
  2. Step 2: Convert to fraction form
    146,017.88/219,026.86 = 51,322.40/x
  3. Step 3: Cross multiply
    146,017.88x = 219,026.86 × 51,322.40
  4. Step 4: Simplify right side
    146,017.88x = 11,240,984,119.66
  5. Step 5: Solve for x
    x = 11,240,984,119.66/146,017.88
  6. Step 6: Final answer
    x = 76,983.61

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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.