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Finding the Fourth Proportional to 133,751.70, 200,627.55 and 49,552.20

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Solution

The fourth proportional to 133,751.70, 200,627.55 and 49,552.20 is: 74,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,751.70 : 200,627.55 = 49,552.20 : x
  2. Step 2: Convert to fraction form
    133,751.70/200,627.55 = 49,552.20/x
  3. Step 3: Cross multiply
    133,751.70x = 200,627.55 × 49,552.20
  4. Step 4: Simplify right side
    133,751.70x = 9,941,536,483.11
  5. Step 5: Solve for x
    x = 9,941,536,483.11/133,751.70
  6. Step 6: Final answer
    x = 74,328.30

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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.