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Finding the Fourth Proportional to 180,369.57, 248,865.21 and 116,630.67

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Solution

The fourth proportional to 180,369.57, 248,865.21 and 116,630.67 is: 160,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,369.57 : 248,865.21 = 116,630.67 : x
  2. Step 2: Convert to fraction form
    180,369.57/248,865.21 = 116,630.67/x
  3. Step 3: Cross multiply
    180,369.57x = 248,865.21 × 116,630.67
  4. Step 4: Simplify right side
    180,369.57x = 29,025,316,181.99
  5. Step 5: Solve for x
    x = 29,025,316,181.99/180,369.57
  6. Step 6: Final answer
    x = 160,921.36

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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.