Home / 152,038.20-228,057.30-89,052.60

Finding the Fourth Proportional to 152,038.20, 228,057.30 and 89,052.60

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Solution

The fourth proportional to 152,038.20, 228,057.30 and 89,052.60 is: 133,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,038.20 : 228,057.30 = 89,052.60 : x
  2. Step 2: Convert to fraction form
    152,038.20/228,057.30 = 89,052.60/x
  3. Step 3: Cross multiply
    152,038.20x = 228,057.30 × 89,052.60
  4. Step 4: Simplify right side
    152,038.20x = 20,309,095,513.98
  5. Step 5: Solve for x
    x = 20,309,095,513.98/152,038.20
  6. Step 6: Final answer
    x = 133,578.90

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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.