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Finding the Fourth Proportional to 150,124.32, 206,750.88 and 124,744.32

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Solution

The fourth proportional to 150,124.32, 206,750.88 and 124,744.32 is: 171,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,124.32 : 206,750.88 = 124,744.32 : x
  2. Step 2: Convert to fraction form
    150,124.32/206,750.88 = 124,744.32/x
  3. Step 3: Cross multiply
    150,124.32x = 206,750.88 × 124,744.32
  4. Step 4: Simplify right side
    150,124.32x = 25,790,997,935.00
  5. Step 5: Solve for x
    x = 25,790,997,935.00/150,124.32
  6. Step 6: Final answer
    x = 171,797.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.