Home / 51,042.54-70,415.97-29,812.44

Finding the Fourth Proportional to 51,042.54, 70,415.97 and 29,812.44

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Solution

The fourth proportional to 51,042.54, 70,415.97 and 29,812.44 is: 41,127.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,042.54 : 70,415.97 = 29,812.44 : x
  2. Step 2: Convert to fraction form
    51,042.54/70,415.97 = 29,812.44/x
  3. Step 3: Cross multiply
    51,042.54x = 70,415.97 × 29,812.44
  4. Step 4: Simplify right side
    51,042.54x = 2,099,271,880.67
  5. Step 5: Solve for x
    x = 2,099,271,880.67/51,042.54
  6. Step 6: Final answer
    x = 41,127.89

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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.