Home / 68,201.51-94,121.01-37,986.84

Finding the Fourth Proportional to 68,201.51, 94,121.01 and 37,986.84

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Solution

The fourth proportional to 68,201.51, 94,121.01 and 37,986.84 is: 52,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,201.51 : 94,121.01 = 37,986.84 : x
  2. Step 2: Convert to fraction form
    68,201.51/94,121.01 = 37,986.84/x
  3. Step 3: Cross multiply
    68,201.51x = 94,121.01 × 37,986.84
  4. Step 4: Simplify right side
    68,201.51x = 3,575,359,747.51
  5. Step 5: Solve for x
    x = 3,575,359,747.51/68,201.51
  6. Step 6: Final answer
    x = 52,423.47

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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.