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Finding the Fourth Proportional to 150,557.84, 207,758.52 and 82,563.92

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Solution

The fourth proportional to 150,557.84, 207,758.52 and 82,563.92 is: 113,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,557.84 : 207,758.52 = 82,563.92 : x
  2. Step 2: Convert to fraction form
    150,557.84/207,758.52 = 82,563.92/x
  3. Step 3: Cross multiply
    150,557.84x = 207,758.52 × 82,563.92
  4. Step 4: Simplify right side
    150,557.84x = 17,153,357,824.60
  5. Step 5: Solve for x
    x = 17,153,357,824.60/150,557.84
  6. Step 6: Final answer
    x = 113,932.01

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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.