Home / 83,315.93-114,968.57-49,325.49

Finding the Fourth Proportional to 83,315.93, 114,968.57 and 49,325.49

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Solution

The fourth proportional to 83,315.93, 114,968.57 and 49,325.49 is: 68,064.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,315.93 : 114,968.57 = 49,325.49 : x
  2. Step 2: Convert to fraction form
    83,315.93/114,968.57 = 49,325.49/x
  3. Step 3: Cross multiply
    83,315.93x = 114,968.57 × 49,325.49
  4. Step 4: Simplify right side
    83,315.93x = 5,670,880,803.22
  5. Step 5: Solve for x
    x = 5,670,880,803.22/83,315.93
  6. Step 6: Final answer
    x = 68,064.79

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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.