Home / 85,076.11-127,604.44-22,751.47

Finding the Fourth Proportional to 85,076.11, 127,604.44 and 22,751.47

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Solution

The fourth proportional to 85,076.11, 127,604.44 and 22,751.47 is: 34,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,076.11 : 127,604.44 = 22,751.47 : x
  2. Step 2: Convert to fraction form
    85,076.11/127,604.44 = 22,751.47/x
  3. Step 3: Cross multiply
    85,076.11x = 127,604.44 × 22,751.47
  4. Step 4: Simplify right side
    85,076.11x = 2,903,188,588.53
  5. Step 5: Solve for x
    x = 2,903,188,588.53/85,076.11
  6. Step 6: Final answer
    x = 34,124.60

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1.5x scale

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.