Home / 85,627.71-118,190.00-49,824.66

Finding the Fourth Proportional to 85,627.71, 118,190.00 and 49,824.66

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Solution

The fourth proportional to 85,627.71, 118,190.00 and 49,824.66 is: 68,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,627.71 : 118,190.00 = 49,824.66 : x
  2. Step 2: Convert to fraction form
    85,627.71/118,190.00 = 49,824.66/x
  3. Step 3: Cross multiply
    85,627.71x = 118,190.00 × 49,824.66
  4. Step 4: Simplify right side
    85,627.71x = 5,888,776,099.01
  5. Step 5: Solve for x
    x = 5,888,776,099.01/85,627.71
  6. Step 6: Final answer
    x = 68,771.85

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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.