Home / 61,777.24-85,197.54-48,168.63

Finding the Fourth Proportional to 61,777.24, 85,197.54 and 48,168.63

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Solution

The fourth proportional to 61,777.24, 85,197.54 and 48,168.63 is: 66,429.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,777.24 : 85,197.54 = 48,168.63 : x
  2. Step 2: Convert to fraction form
    61,777.24/85,197.54 = 48,168.63/x
  3. Step 3: Cross multiply
    61,777.24x = 85,197.54 × 48,168.63
  4. Step 4: Simplify right side
    61,777.24x = 4,103,848,781.17
  5. Step 5: Solve for x
    x = 4,103,848,781.17/61,777.24
  6. Step 6: Final answer
    x = 66,429.79

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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.