Home / 61,247.18-91,785.18-33,106.55

Finding the Fourth Proportional to 61,247.18, 91,785.18 and 33,106.55

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Solution

The fourth proportional to 61,247.18, 91,785.18 and 33,106.55 is: 49,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,247.18 : 91,785.18 = 33,106.55 : x
  2. Step 2: Convert to fraction form
    61,247.18/91,785.18 = 33,106.55/x
  3. Step 3: Cross multiply
    61,247.18x = 91,785.18 × 33,106.55
  4. Step 4: Simplify right side
    61,247.18x = 3,038,690,650.93
  5. Step 5: Solve for x
    x = 3,038,690,650.93/61,247.18
  6. Step 6: Final answer
    x = 49,613.56

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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.