Home / 51,706.18-77,556.18-18,424.48

Finding the Fourth Proportional to 51,706.18, 77,556.18 and 18,424.48

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Solution

The fourth proportional to 51,706.18, 77,556.18 and 18,424.48 is: 27,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.18 : 77,556.18 = 18,424.48 : x
  2. Step 2: Convert to fraction form
    51,706.18/77,556.18 = 18,424.48/x
  3. Step 3: Cross multiply
    51,706.18x = 77,556.18 × 18,424.48
  4. Step 4: Simplify right side
    51,706.18x = 1,428,932,287.29
  5. Step 5: Solve for x
    x = 1,428,932,287.29/51,706.18
  6. Step 6: Final answer
    x = 27,635.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.