Home / 57,255.01-85,883.07-21,706.77

Finding the Fourth Proportional to 57,255.01, 85,883.07 and 21,706.77

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Solution

The fourth proportional to 57,255.01, 85,883.07 and 21,706.77 is: 32,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,255.01 : 85,883.07 = 21,706.77 : x
  2. Step 2: Convert to fraction form
    57,255.01/85,883.07 = 21,706.77/x
  3. Step 3: Cross multiply
    57,255.01x = 85,883.07 × 21,706.77
  4. Step 4: Simplify right side
    57,255.01x = 1,864,244,047.38
  5. Step 5: Solve for x
    x = 1,864,244,047.38/57,255.01
  6. Step 6: Final answer
    x = 32,560.36

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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.