Home / 106,710.38-159,937.70-49,707.44

Finding the Fourth Proportional to 106,710.38, 159,937.70 and 49,707.44

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Solution

The fourth proportional to 106,710.38, 159,937.70 and 49,707.44 is: 74,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,710.38 : 159,937.70 = 49,707.44 : x
  2. Step 2: Convert to fraction form
    106,710.38/159,937.70 = 49,707.44/x
  3. Step 3: Cross multiply
    106,710.38x = 159,937.70 × 49,707.44
  4. Step 4: Simplify right side
    106,710.38x = 7,950,093,626.49
  5. Step 5: Solve for x
    x = 7,950,093,626.49/106,710.38
  6. Step 6: Final answer
    x = 74,501.60

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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.