Home / 96,313.48-132,915.78-53,879.56

Finding the Fourth Proportional to 96,313.48, 132,915.78 and 53,879.56

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Solution

The fourth proportional to 96,313.48, 132,915.78 and 53,879.56 is: 74,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,313.48 : 132,915.78 = 53,879.56 : x
  2. Step 2: Convert to fraction form
    96,313.48/132,915.78 = 53,879.56/x
  3. Step 3: Cross multiply
    96,313.48x = 132,915.78 × 53,879.56
  4. Step 4: Simplify right side
    96,313.48x = 7,161,443,743.46
  5. Step 5: Solve for x
    x = 7,161,443,743.46/96,313.48
  6. Step 6: Final answer
    x = 74,355.57

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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.