Home / 152,268.75-228,406.26-47,087.69

Finding the Fourth Proportional to 152,268.75, 228,406.26 and 47,087.69

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Solution

The fourth proportional to 152,268.75, 228,406.26 and 47,087.69 is: 70,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,268.75 : 228,406.26 = 47,087.69 : x
  2. Step 2: Convert to fraction form
    152,268.75/228,406.26 = 47,087.69/x
  3. Step 3: Cross multiply
    152,268.75x = 228,406.26 × 47,087.69
  4. Step 4: Simplify right side
    152,268.75x = 10,755,122,022.91
  5. Step 5: Solve for x
    x = 10,755,122,022.91/152,268.75
  6. Step 6: Final answer
    x = 70,632.50

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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.