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Finding the Fourth Proportional to 150,671.34, 207,847.26 and 114,799.05

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Solution

The fourth proportional to 150,671.34, 207,847.26 and 114,799.05 is: 158,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,671.34 : 207,847.26 = 114,799.05 : x
  2. Step 2: Convert to fraction form
    150,671.34/207,847.26 = 114,799.05/x
  3. Step 3: Cross multiply
    150,671.34x = 207,847.26 × 114,799.05
  4. Step 4: Simplify right side
    150,671.34x = 23,860,667,993.10
  5. Step 5: Solve for x
    x = 23,860,667,993.10/150,671.34
  6. Step 6: Final answer
    x = 158,362.35

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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.