Home / 70,925.56-106,391.98-18,335.50

Finding the Fourth Proportional to 70,925.56, 106,391.98 and 18,335.50

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Solution

The fourth proportional to 70,925.56, 106,391.98 and 18,335.50 is: 27,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925.56 : 106,391.98 = 18,335.50 : x
  2. Step 2: Convert to fraction form
    70,925.56/106,391.98 = 18,335.50/x
  3. Step 3: Cross multiply
    70,925.56x = 106,391.98 × 18,335.50
  4. Step 4: Simplify right side
    70,925.56x = 1,950,749,906.23
  5. Step 5: Solve for x
    x = 1,950,749,906.23/70,925.56
  6. Step 6: Final answer
    x = 27,504.19

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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.