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Finding the Fourth Proportional to 179,777.63, 269,596.35 and 67,396.59

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Solution

The fourth proportional to 179,777.63, 269,596.35 and 67,396.59 is: 101,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,777.63 : 269,596.35 = 67,396.59 : x
  2. Step 2: Convert to fraction form
    179,777.63/269,596.35 = 67,396.59/x
  3. Step 3: Cross multiply
    179,777.63x = 269,596.35 × 67,396.59
  4. Step 4: Simplify right side
    179,777.63x = 18,169,872,981.48
  5. Step 5: Solve for x
    x = 18,169,872,981.48/179,777.63
  6. Step 6: Final answer
    x = 101,068.60

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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.