Home / 96,935.35-145,403.07-30,380.66

Finding the Fourth Proportional to 96,935.35, 145,403.07 and 30,380.66

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Solution

The fourth proportional to 96,935.35, 145,403.07 and 30,380.66 is: 45,571.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,935.35 : 145,403.07 = 30,380.66 : x
  2. Step 2: Convert to fraction form
    96,935.35/145,403.07 = 30,380.66/x
  3. Step 3: Cross multiply
    96,935.35x = 145,403.07 × 30,380.66
  4. Step 4: Simplify right side
    96,935.35x = 4,417,441,232.63
  5. Step 5: Solve for x
    x = 4,417,441,232.63/96,935.35
  6. Step 6: Final answer
    x = 45,571.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.