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Finding the Fourth Proportional to 43,255, 59,691.90 and 23,383

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Solution

The fourth proportional to 43,255, 59,691.90 and 23,383 is: 32,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,255 : 59,691.90 = 23,383 : x
  2. Step 2: Convert to fraction form
    43,255/59,691.90 = 23,383/x
  3. Step 3: Cross multiply
    43,255x = 59,691.90 × 23,383
  4. Step 4: Simplify right side
    43,255x = 1,395,775,697.70
  5. Step 5: Solve for x
    x = 1,395,775,697.70/43,255
  6. Step 6: Final answer
    x = 32,268.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.