Home / 170,396.10-235,141.38-106,768.98

Finding the Fourth Proportional to 170,396.10, 235,141.38 and 106,768.98

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Solution

The fourth proportional to 170,396.10, 235,141.38 and 106,768.98 is: 147,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,396.10 : 235,141.38 = 106,768.98 : x
  2. Step 2: Convert to fraction form
    170,396.10/235,141.38 = 106,768.98/x
  3. Step 3: Cross multiply
    170,396.10x = 235,141.38 × 106,768.98
  4. Step 4: Simplify right side
    170,396.10x = 25,105,805,298.39
  5. Step 5: Solve for x
    x = 25,105,805,298.39/170,396.10
  6. Step 6: Final answer
    x = 147,337.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.