Home / 51,055.44-76,578.30-15,995.40

Finding the Fourth Proportional to 51,055.44, 76,578.30 and 15,995.40

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Solution

The fourth proportional to 51,055.44, 76,578.30 and 15,995.40 is: 23,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,055.44 : 76,578.30 = 15,995.40 : x
  2. Step 2: Convert to fraction form
    51,055.44/76,578.30 = 15,995.40/x
  3. Step 3: Cross multiply
    51,055.44x = 76,578.30 × 15,995.40
  4. Step 4: Simplify right side
    51,055.44x = 1,224,900,539.82
  5. Step 5: Solve for x
    x = 1,224,900,539.82/51,055.44
  6. Step 6: Final answer
    x = 23,991.58

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Double scale
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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.