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Finding the Fourth Proportional to 59,014.36, 81,448.50 and 38,868.04

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Solution

The fourth proportional to 59,014.36, 81,448.50 and 38,868.04 is: 53,643.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,014.36 : 81,448.50 = 38,868.04 : x
  2. Step 2: Convert to fraction form
    59,014.36/81,448.50 = 38,868.04/x
  3. Step 3: Cross multiply
    59,014.36x = 81,448.50 × 38,868.04
  4. Step 4: Simplify right side
    59,014.36x = 3,165,743,555.94
  5. Step 5: Solve for x
    x = 3,165,743,555.94/59,014.36
  6. Step 6: Final answer
    x = 53,643.61

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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.