Home / 51,244.78-70,724.82-30,032.50

Finding the Fourth Proportional to 51,244.78, 70,724.82 and 30,032.50

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Solution

The fourth proportional to 51,244.78, 70,724.82 and 30,032.50 is: 41,448.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,244.78 : 70,724.82 = 30,032.50 : x
  2. Step 2: Convert to fraction form
    51,244.78/70,724.82 = 30,032.50/x
  3. Step 3: Cross multiply
    51,244.78x = 70,724.82 × 30,032.50
  4. Step 4: Simplify right side
    51,244.78x = 2,124,043,156.65
  5. Step 5: Solve for x
    x = 2,124,043,156.65/51,244.78
  6. Step 6: Final answer
    x = 41,448.97

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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.