Home / 106,842.95-160,319.09-43,709.73

Finding the Fourth Proportional to 106,842.95, 160,319.09 and 43,709.73

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Solution

The fourth proportional to 106,842.95, 160,319.09 and 43,709.73 is: 65,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,842.95 : 160,319.09 = 43,709.73 : x
  2. Step 2: Convert to fraction form
    106,842.95/160,319.09 = 43,709.73/x
  3. Step 3: Cross multiply
    106,842.95x = 160,319.09 × 43,709.73
  4. Step 4: Simplify right side
    106,842.95x = 7,007,503,919.20
  5. Step 5: Solve for x
    x = 7,007,503,919.20/106,842.95
  6. Step 6: Final answer
    x = 65,586.96

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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.