Home / 106,715.70-159,964.20-62,319.60

Finding the Fourth Proportional to 106,715.70, 159,964.20 and 62,319.60

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Solution

The fourth proportional to 106,715.70, 159,964.20 and 62,319.60 is: 93,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,715.70 : 159,964.20 = 62,319.60 : x
  2. Step 2: Convert to fraction form
    106,715.70/159,964.20 = 62,319.60/x
  3. Step 3: Cross multiply
    106,715.70x = 159,964.20 × 62,319.60
  4. Step 4: Simplify right side
    106,715.70x = 9,968,904,958.32
  5. Step 5: Solve for x
    x = 9,968,904,958.32/106,715.70
  6. Step 6: Final answer
    x = 93,415.54

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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.