Home / 106,167.80-159,226.08-31,267.60

Finding the Fourth Proportional to 106,167.80, 159,226.08 and 31,267.60

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Solution

The fourth proportional to 106,167.80, 159,226.08 and 31,267.60 is: 46,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,167.80 : 159,226.08 = 31,267.60 : x
  2. Step 2: Convert to fraction form
    106,167.80/159,226.08 = 31,267.60/x
  3. Step 3: Cross multiply
    106,167.80x = 159,226.08 × 31,267.60
  4. Step 4: Simplify right side
    106,167.80x = 4,978,617,379.01
  5. Step 5: Solve for x
    x = 4,978,617,379.01/106,167.80
  6. Step 6: Final answer
    x = 46,893.85

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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.