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Finding the Fourth Proportional to 96,606.84, 144,910.80 and 43,979.52

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Solution

The fourth proportional to 96,606.84, 144,910.80 and 43,979.52 is: 65,969.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,606.84 : 144,910.80 = 43,979.52 : x
  2. Step 2: Convert to fraction form
    96,606.84/144,910.80 = 43,979.52/x
  3. Step 3: Cross multiply
    96,606.84x = 144,910.80 × 43,979.52
  4. Step 4: Simplify right side
    96,606.84x = 6,373,107,426.82
  5. Step 5: Solve for x
    x = 6,373,107,426.82/96,606.84
  6. Step 6: Final answer
    x = 65,969.53

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1.5x scale

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.