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Finding the Fourth Proportional to 154,710.99, 231,706.64 and 150,454.20

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Solution

The fourth proportional to 154,710.99, 231,706.64 and 150,454.20 is: 225,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,710.99 : 231,706.64 = 150,454.20 : x
  2. Step 2: Convert to fraction form
    154,710.99/231,706.64 = 150,454.20/x
  3. Step 3: Cross multiply
    154,710.99x = 231,706.64 × 150,454.20
  4. Step 4: Simplify right side
    154,710.99x = 34,861,236,403.62
  5. Step 5: Solve for x
    x = 34,861,236,403.62/154,710.99
  6. Step 6: Final answer
    x = 225,331.35

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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.