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Finding the Fourth Proportional to 178,230.17, 267,157.24 and 65,838.42

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Solution

The fourth proportional to 178,230.17, 267,157.24 and 65,838.42 is: 98,688.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,230.17 : 267,157.24 = 65,838.42 : x
  2. Step 2: Convert to fraction form
    178,230.17/267,157.24 = 65,838.42/x
  3. Step 3: Cross multiply
    178,230.17x = 267,157.24 × 65,838.42
  4. Step 4: Simplify right side
    178,230.17x = 17,589,210,408.56
  5. Step 5: Solve for x
    x = 17,589,210,408.56/178,230.17
  6. Step 6: Final answer
    x = 98,688.17

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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.