Home / 51,531.20-77,285.28-23,802.56

Finding the Fourth Proportional to 51,531.20, 77,285.28 and 23,802.56

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Solution

The fourth proportional to 51,531.20, 77,285.28 and 23,802.56 is: 35,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,531.20 : 77,285.28 = 23,802.56 : x
  2. Step 2: Convert to fraction form
    51,531.20/77,285.28 = 23,802.56/x
  3. Step 3: Cross multiply
    51,531.20x = 77,285.28 × 23,802.56
  4. Step 4: Simplify right side
    51,531.20x = 1,839,587,514.32
  5. Step 5: Solve for x
    x = 1,839,587,514.32/51,531.20
  6. Step 6: Final answer
    x = 35,698.52

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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.