Home / 61,601.18-85,009.62-33,306.88

Finding the Fourth Proportional to 61,601.18, 85,009.62 and 33,306.88

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Solution

The fourth proportional to 61,601.18, 85,009.62 and 33,306.88 is: 45,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.18 : 85,009.62 = 33,306.88 : x
  2. Step 2: Convert to fraction form
    61,601.18/85,009.62 = 33,306.88/x
  3. Step 3: Cross multiply
    61,601.18x = 85,009.62 × 33,306.88
  4. Step 4: Simplify right side
    61,601.18x = 2,831,405,212.19
  5. Step 5: Solve for x
    x = 2,831,405,212.19/61,601.18
  6. Step 6: Final answer
    x = 45,963.49

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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.