Home / 71,258.24-106,912.08-26,897.76

Finding the Fourth Proportional to 71,258.24, 106,912.08 and 26,897.76

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Solution

The fourth proportional to 71,258.24, 106,912.08 and 26,897.76 is: 40,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,258.24 : 106,912.08 = 26,897.76 : x
  2. Step 2: Convert to fraction form
    71,258.24/106,912.08 = 26,897.76/x
  3. Step 3: Cross multiply
    71,258.24x = 106,912.08 × 26,897.76
  4. Step 4: Simplify right side
    71,258.24x = 2,875,695,468.94
  5. Step 5: Solve for x
    x = 2,875,695,468.94/71,258.24
  6. Step 6: Final answer
    x = 40,355.97

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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.