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Finding the Fourth Proportional to 104,879.65, 144,728.95 and 59,551.71

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Solution

The fourth proportional to 104,879.65, 144,728.95 and 59,551.71 is: 82,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,879.65 : 144,728.95 = 59,551.71 : x
  2. Step 2: Convert to fraction form
    104,879.65/144,728.95 = 59,551.71/x
  3. Step 3: Cross multiply
    104,879.65x = 144,728.95 × 59,551.71
  4. Step 4: Simplify right side
    104,879.65x = 8,618,856,459.00
  5. Step 5: Solve for x
    x = 8,618,856,459.00/104,879.65
  6. Step 6: Final answer
    x = 82,178.54

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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.