Home / 143,031.56-214,625.10-59,983.88

Finding the Fourth Proportional to 143,031.56, 214,625.10 and 59,983.88

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Solution

The fourth proportional to 143,031.56, 214,625.10 and 59,983.88 is: 90,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,031.56 : 214,625.10 = 59,983.88 : x
  2. Step 2: Convert to fraction form
    143,031.56/214,625.10 = 59,983.88/x
  3. Step 3: Cross multiply
    143,031.56x = 214,625.10 × 59,983.88
  4. Step 4: Simplify right side
    143,031.56x = 12,874,046,243.39
  5. Step 5: Solve for x
    x = 12,874,046,243.39/143,031.56
  6. Step 6: Final answer
    x = 90,008.43

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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.