Home / 106,386.12-159,561.90-50,226.12

Finding the Fourth Proportional to 106,386.12, 159,561.90 and 50,226.12

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Solution

The fourth proportional to 106,386.12, 159,561.90 and 50,226.12 is: 75,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,386.12 : 159,561.90 = 50,226.12 : x
  2. Step 2: Convert to fraction form
    106,386.12/159,561.90 = 50,226.12/x
  3. Step 3: Cross multiply
    106,386.12x = 159,561.90 × 50,226.12
  4. Step 4: Simplify right side
    106,386.12x = 8,014,175,136.83
  5. Step 5: Solve for x
    x = 8,014,175,136.83/106,386.12
  6. Step 6: Final answer
    x = 75,331.02

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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.