Home / 57,961.23-86,950.01-18,509.55

Finding the Fourth Proportional to 57,961.23, 86,950.01 and 18,509.55

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Solution

The fourth proportional to 57,961.23, 86,950.01 and 18,509.55 is: 27,766.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,961.23 : 86,950.01 = 18,509.55 : x
  2. Step 2: Convert to fraction form
    57,961.23/86,950.01 = 18,509.55/x
  3. Step 3: Cross multiply
    57,961.23x = 86,950.01 × 18,509.55
  4. Step 4: Simplify right side
    57,961.23x = 1,609,405,557.60
  5. Step 5: Solve for x
    x = 1,609,405,557.60/57,961.23
  6. Step 6: Final answer
    x = 27,766.93

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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.