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Finding the Fourth Proportional to 75,066.75, 103,571.73 and 44,838.63

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Solution

The fourth proportional to 75,066.75, 103,571.73 and 44,838.63 is: 61,865.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,066.75 : 103,571.73 = 44,838.63 : x
  2. Step 2: Convert to fraction form
    75,066.75/103,571.73 = 44,838.63/x
  3. Step 3: Cross multiply
    75,066.75x = 103,571.73 × 44,838.63
  4. Step 4: Simplify right side
    75,066.75x = 4,644,014,479.93
  5. Step 5: Solve for x
    x = 4,644,014,479.93/75,066.75
  6. Step 6: Final answer
    x = 61,865.13

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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.