Home / 85,187.26-117,558.59-51,196.27

Finding the Fourth Proportional to 85,187.26, 117,558.59 and 51,196.27

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Solution

The fourth proportional to 85,187.26, 117,558.59 and 51,196.27 is: 70,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,187.26 : 117,558.59 = 51,196.27 : x
  2. Step 2: Convert to fraction form
    85,187.26/117,558.59 = 51,196.27/x
  3. Step 3: Cross multiply
    85,187.26x = 117,558.59 × 51,196.27
  4. Step 4: Simplify right side
    85,187.26x = 6,018,561,314.46
  5. Step 5: Solve for x
    x = 6,018,561,314.46/85,187.26
  6. Step 6: Final answer
    x = 70,650.96

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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.