Home / 96,461.28-133,027.56-66,193.20

Finding the Fourth Proportional to 96,461.28, 133,027.56 and 66,193.20

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Solution

The fourth proportional to 96,461.28, 133,027.56 and 66,193.20 is: 91,285.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,461.28 : 133,027.56 = 66,193.20 : x
  2. Step 2: Convert to fraction form
    96,461.28/133,027.56 = 66,193.20/x
  3. Step 3: Cross multiply
    96,461.28x = 133,027.56 × 66,193.20
  4. Step 4: Simplify right side
    96,461.28x = 8,805,519,884.59
  5. Step 5: Solve for x
    x = 8,805,519,884.59/96,461.28
  6. Step 6: Final answer
    x = 91,285.54

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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.