Home / 51,180.06-70,628.99-29,959.78

Finding the Fourth Proportional to 51,180.06, 70,628.99 and 29,959.78

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Solution

The fourth proportional to 51,180.06, 70,628.99 and 29,959.78 is: 41,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,180.06 : 70,628.99 = 29,959.78 : x
  2. Step 2: Convert to fraction form
    51,180.06/70,628.99 = 29,959.78/x
  3. Step 3: Cross multiply
    51,180.06x = 70,628.99 × 29,959.78
  4. Step 4: Simplify right side
    51,180.06x = 2,116,029,002.02
  5. Step 5: Solve for x
    x = 2,116,029,002.02/51,180.06
  6. Step 6: Final answer
    x = 41,344.79

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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.