Home / 66,295.26-91,576.98-61,571.34

Finding the Fourth Proportional to 66,295.26, 91,576.98 and 61,571.34

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Solution

The fourth proportional to 66,295.26, 91,576.98 and 61,571.34 is: 85,051.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,295.26 : 91,576.98 = 61,571.34 : x
  2. Step 2: Convert to fraction form
    66,295.26/91,576.98 = 61,571.34/x
  3. Step 3: Cross multiply
    66,295.26x = 91,576.98 × 61,571.34
  4. Step 4: Simplify right side
    66,295.26x = 5,638,517,371.75
  5. Step 5: Solve for x
    x = 5,638,517,371.75/66,295.26
  6. Step 6: Final answer
    x = 85,051.59

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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.