Home / 106,193.36-159,200.76-71,025.68

Finding the Fourth Proportional to 106,193.36, 159,200.76 and 71,025.68

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Solution

The fourth proportional to 106,193.36, 159,200.76 and 71,025.68 is: 106,478.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,193.36 : 159,200.76 = 71,025.68 : x
  2. Step 2: Convert to fraction form
    106,193.36/159,200.76 = 71,025.68/x
  3. Step 3: Cross multiply
    106,193.36x = 159,200.76 × 71,025.68
  4. Step 4: Simplify right side
    106,193.36x = 11,307,342,235.52
  5. Step 5: Solve for x
    x = 11,307,342,235.52/106,193.36
  6. Step 6: Final answer
    x = 106,478.81

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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.