Home / 61,830.72-85,327.56-37,945.44

Finding the Fourth Proportional to 61,830.72, 85,327.56 and 37,945.44

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Solution

The fourth proportional to 61,830.72, 85,327.56 and 37,945.44 is: 52,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,830.72 : 85,327.56 = 37,945.44 : x
  2. Step 2: Convert to fraction form
    61,830.72/85,327.56 = 37,945.44/x
  3. Step 3: Cross multiply
    61,830.72x = 85,327.56 × 37,945.44
  4. Step 4: Simplify right side
    61,830.72x = 3,237,791,808.33
  5. Step 5: Solve for x
    x = 3,237,791,808.33/61,830.72
  6. Step 6: Final answer
    x = 52,365.42

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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.