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Finding the Fourth Proportional to 104,571.88, 144,314.73 and 59,258.65

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Solution

The fourth proportional to 104,571.88, 144,314.73 and 59,258.65 is: 81,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,571.88 : 144,314.73 = 59,258.65 : x
  2. Step 2: Convert to fraction form
    104,571.88/144,314.73 = 59,258.65/x
  3. Step 3: Cross multiply
    104,571.88x = 144,314.73 × 59,258.65
  4. Step 4: Simplify right side
    104,571.88x = 8,551,895,778.62
  5. Step 5: Solve for x
    x = 8,551,895,778.62/104,571.88
  6. Step 6: Final answer
    x = 81,780.07

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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.