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Finding the Fourth Proportional to 96,151.08, 144,187.66 and 39,953

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Solution

The fourth proportional to 96,151.08, 144,187.66 and 39,953 is: 59,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,151.08 : 144,187.66 = 39,953 : x
  2. Step 2: Convert to fraction form
    96,151.08/144,187.66 = 39,953/x
  3. Step 3: Cross multiply
    96,151.08x = 144,187.66 × 39,953
  4. Step 4: Simplify right side
    96,151.08x = 5,760,729,579.98
  5. Step 5: Solve for x
    x = 5,760,729,579.98/96,151.08
  6. Step 6: Final answer
    x = 59,913.31

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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.