Home / 94,142.00-129,915.53-51,121.14

Finding the Fourth Proportional to 94,142.00, 129,915.53 and 51,121.14

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Solution

The fourth proportional to 94,142.00, 129,915.53 and 51,121.14 is: 70,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,142.00 : 129,915.53 = 51,121.14 : x
  2. Step 2: Convert to fraction form
    94,142.00/129,915.53 = 51,121.14/x
  3. Step 3: Cross multiply
    94,142.00x = 129,915.53 × 51,121.14
  4. Step 4: Simplify right side
    94,142.00x = 6,641,429,844.58
  5. Step 5: Solve for x
    x = 6,641,429,844.58/94,142.00
  6. Step 6: Final answer
    x = 70,546.94

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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.