Home / 107,058.28-147,738.42-59,310.58

Finding the Fourth Proportional to 107,058.28, 147,738.42 and 59,310.58

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Solution

The fourth proportional to 107,058.28, 147,738.42 and 59,310.58 is: 81,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,058.28 : 147,738.42 = 59,310.58 : x
  2. Step 2: Convert to fraction form
    107,058.28/147,738.42 = 59,310.58/x
  3. Step 3: Cross multiply
    107,058.28x = 147,738.42 × 59,310.58
  4. Step 4: Simplify right side
    107,058.28x = 8,762,451,378.48
  5. Step 5: Solve for x
    x = 8,762,451,378.48/107,058.28
  6. Step 6: Final answer
    x = 81,847.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.