Home / 152,325.45-228,527.60-89,198.91

Finding the Fourth Proportional to 152,325.45, 228,527.60 and 89,198.91

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Solution

The fourth proportional to 152,325.45, 228,527.60 and 89,198.91 is: 133,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,325.45 : 228,527.60 = 89,198.91 : x
  2. Step 2: Convert to fraction form
    152,325.45/228,527.60 = 89,198.91/x
  3. Step 3: Cross multiply
    152,325.45x = 228,527.60 × 89,198.91
  4. Step 4: Simplify right side
    152,325.45x = 20,384,412,378.92
  5. Step 5: Solve for x
    x = 20,384,412,378.92/152,325.45
  6. Step 6: Final answer
    x = 133,821.45

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1.5x scale

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.