Home / 152,137.01-228,202.68-45,521.03

Finding the Fourth Proportional to 152,137.01, 228,202.68 and 45,521.03

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Solution

The fourth proportional to 152,137.01, 228,202.68 and 45,521.03 is: 68,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,137.01 : 228,202.68 = 45,521.03 : x
  2. Step 2: Convert to fraction form
    152,137.01/228,202.68 = 45,521.03/x
  3. Step 3: Cross multiply
    152,137.01x = 228,202.68 × 45,521.03
  4. Step 4: Simplify right side
    152,137.01x = 10,388,021,042.36
  5. Step 5: Solve for x
    x = 10,388,021,042.36/152,137.01
  6. Step 6: Final answer
    x = 68,280.70

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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.