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Finding the Fourth Proportional to 157,482.54, 236,175.32 and 45,132.63

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Solution

The fourth proportional to 157,482.54, 236,175.32 and 45,132.63 is: 67,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,482.54 : 236,175.32 = 45,132.63 : x
  2. Step 2: Convert to fraction form
    157,482.54/236,175.32 = 45,132.63/x
  3. Step 3: Cross multiply
    157,482.54x = 236,175.32 × 45,132.63
  4. Step 4: Simplify right side
    157,482.54x = 10,659,213,107.03
  5. Step 5: Solve for x
    x = 10,659,213,107.03/157,482.54
  6. Step 6: Final answer
    x = 67,685.05

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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.