Home / 96,927.12-133,761-53,321.52

Finding the Fourth Proportional to 96,927.12, 133,761 and 53,321.52

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Solution

The fourth proportional to 96,927.12, 133,761 and 53,321.52 is: 73,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,927.12 : 133,761 = 53,321.52 : x
  2. Step 2: Convert to fraction form
    96,927.12/133,761 = 53,321.52/x
  3. Step 3: Cross multiply
    96,927.12x = 133,761 × 53,321.52
  4. Step 4: Simplify right side
    96,927.12x = 7,132,339,836.72
  5. Step 5: Solve for x
    x = 7,132,339,836.72/96,927.12
  6. Step 6: Final answer
    x = 73,584.56

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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.