Home / 94,353.36-130,205.78-51,912.60

Finding the Fourth Proportional to 94,353.36, 130,205.78 and 51,912.60

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Solution

The fourth proportional to 94,353.36, 130,205.78 and 51,912.60 is: 71,638.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,353.36 : 130,205.78 = 51,912.60 : x
  2. Step 2: Convert to fraction form
    94,353.36/130,205.78 = 51,912.60/x
  3. Step 3: Cross multiply
    94,353.36x = 130,205.78 × 51,912.60
  4. Step 4: Simplify right side
    94,353.36x = 6,759,320,315.27
  5. Step 5: Solve for x
    x = 6,759,320,315.27/94,353.36
  6. Step 6: Final answer
    x = 71,638.36

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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.