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Finding the Fourth Proportional to 237,783.69, 328,175.01 and 147,168.72

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Solution

The fourth proportional to 237,783.69, 328,175.01 and 147,168.72 is: 203,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,783.69 : 328,175.01 = 147,168.72 : x
  2. Step 2: Convert to fraction form
    237,783.69/328,175.01 = 147,168.72/x
  3. Step 3: Cross multiply
    237,783.69x = 328,175.01 × 147,168.72
  4. Step 4: Simplify right side
    237,783.69x = 48,297,096,157.69
  5. Step 5: Solve for x
    x = 48,297,096,157.69/237,783.69
  6. Step 6: Final answer
    x = 203,113.58

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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.