Home / 51,541.65-71,161.74-39,583.62

Finding the Fourth Proportional to 51,541.65, 71,161.74 and 39,583.62

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Solution

The fourth proportional to 51,541.65, 71,161.74 and 39,583.62 is: 54,651.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541.65 : 71,161.74 = 39,583.62 : x
  2. Step 2: Convert to fraction form
    51,541.65/71,161.74 = 39,583.62/x
  3. Step 3: Cross multiply
    51,541.65x = 71,161.74 × 39,583.62
  4. Step 4: Simplify right side
    51,541.65x = 2,816,839,274.70
  5. Step 5: Solve for x
    x = 2,816,839,274.70/51,541.65
  6. Step 6: Final answer
    x = 54,651.71

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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.