Home / 144,780.91-217,170.63-36,710.30

Finding the Fourth Proportional to 144,780.91, 217,170.63 and 36,710.30

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Solution

The fourth proportional to 144,780.91, 217,170.63 and 36,710.30 is: 55,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,780.91 : 217,170.63 = 36,710.30 : x
  2. Step 2: Convert to fraction form
    144,780.91/217,170.63 = 36,710.30/x
  3. Step 3: Cross multiply
    144,780.91x = 217,170.63 × 36,710.30
  4. Step 4: Simplify right side
    144,780.91x = 7,972,398,978.49
  5. Step 5: Solve for x
    x = 7,972,398,978.49/144,780.91
  6. Step 6: Final answer
    x = 55,065.26

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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.