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Finding the Fourth Proportional to 109,551.94, 151,181.69 and 59,250.94

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Solution

The fourth proportional to 109,551.94, 151,181.69 and 59,250.94 is: 81,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,551.94 : 151,181.69 = 59,250.94 : x
  2. Step 2: Convert to fraction form
    109,551.94/151,181.69 = 59,250.94/x
  3. Step 3: Cross multiply
    109,551.94x = 151,181.69 × 59,250.94
  4. Step 4: Simplify right side
    109,551.94x = 8,957,656,569.08
  5. Step 5: Solve for x
    x = 8,957,656,569.08/109,551.94
  6. Step 6: Final answer
    x = 81,766.30

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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.