Home / 97,977.70-146,963.13-25,930.90

Finding the Fourth Proportional to 97,977.70, 146,963.13 and 25,930.90

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Solution

The fourth proportional to 97,977.70, 146,963.13 and 25,930.90 is: 38,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,977.70 : 146,963.13 = 25,930.90 : x
  2. Step 2: Convert to fraction form
    97,977.70/146,963.13 = 25,930.90/x
  3. Step 3: Cross multiply
    97,977.70x = 146,963.13 × 25,930.90
  4. Step 4: Simplify right side
    97,977.70x = 3,810,886,227.72
  5. Step 5: Solve for x
    x = 3,810,886,227.72/97,977.70
  6. Step 6: Final answer
    x = 38,895.44

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1.5x scale

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.