Home / 51,706.39-71,349.78-29,040.25

Finding the Fourth Proportional to 51,706.39, 71,349.78 and 29,040.25

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Solution

The fourth proportional to 51,706.39, 71,349.78 and 29,040.25 is: 40,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.39 : 71,349.78 = 29,040.25 : x
  2. Step 2: Convert to fraction form
    51,706.39/71,349.78 = 29,040.25/x
  3. Step 3: Cross multiply
    51,706.39x = 71,349.78 × 29,040.25
  4. Step 4: Simplify right side
    51,706.39x = 2,072,015,448.65
  5. Step 5: Solve for x
    x = 2,072,015,448.65/51,706.39
  6. Step 6: Final answer
    x = 40,072.72

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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.