Home / 207,701.06-311,551.47-49,929.46

Finding the Fourth Proportional to 207,701.06, 311,551.47 and 49,929.46

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Solution

The fourth proportional to 207,701.06, 311,551.47 and 49,929.46 is: 74,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,701.06 : 311,551.47 = 49,929.46 : x
  2. Step 2: Convert to fraction form
    207,701.06/311,551.47 = 49,929.46/x
  3. Step 3: Cross multiply
    207,701.06x = 311,551.47 × 49,929.46
  4. Step 4: Simplify right side
    207,701.06x = 15,555,595,880.43
  5. Step 5: Solve for x
    x = 15,555,595,880.43/207,701.06
  6. Step 6: Final answer
    x = 74,894.16

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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.