Home / 70,924.43-106,390.29-18,334.37

Finding the Fourth Proportional to 70,924.43, 106,390.29 and 18,334.37

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Solution

The fourth proportional to 70,924.43, 106,390.29 and 18,334.37 is: 27,502.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,924.43 : 106,390.29 = 18,334.37 : x
  2. Step 2: Convert to fraction form
    70,924.43/106,390.29 = 18,334.37/x
  3. Step 3: Cross multiply
    70,924.43x = 106,390.29 × 18,334.37
  4. Step 4: Simplify right side
    70,924.43x = 1,950,599,276.00
  5. Step 5: Solve for x
    x = 1,950,599,276.00/70,924.43
  6. Step 6: Final answer
    x = 27,502.50

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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.