Home / 51,706.80-71,350.32-29,040.60

Finding the Fourth Proportional to 51,706.80, 71,350.32 and 29,040.60

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Solution

The fourth proportional to 51,706.80, 71,350.32 and 29,040.60 is: 40,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.80 : 71,350.32 = 29,040.60 : x
  2. Step 2: Convert to fraction form
    51,706.80/71,350.32 = 29,040.60/x
  3. Step 3: Cross multiply
    51,706.80x = 71,350.32 × 29,040.60
  4. Step 4: Simplify right side
    51,706.80x = 2,072,056,102.99
  5. Step 5: Solve for x
    x = 2,072,056,102.99/51,706.80
  6. Step 6: Final answer
    x = 40,073.18

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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.