Home / 103,968.64-143,476.82-60,939.55

Finding the Fourth Proportional to 103,968.64, 143,476.82 and 60,939.55

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Solution

The fourth proportional to 103,968.64, 143,476.82 and 60,939.55 is: 84,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,968.64 : 143,476.82 = 60,939.55 : x
  2. Step 2: Convert to fraction form
    103,968.64/143,476.82 = 60,939.55/x
  3. Step 3: Cross multiply
    103,968.64x = 143,476.82 × 60,939.55
  4. Step 4: Simplify right side
    103,968.64x = 8,743,412,846.23
  5. Step 5: Solve for x
    x = 8,743,412,846.23/103,968.64
  6. Step 6: Final answer
    x = 84,096.64

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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.