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Finding the Fourth Proportional to 213,114.54, 294,097.47 and 117,620.56

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Solution

The fourth proportional to 213,114.54, 294,097.47 and 117,620.56 is: 162,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,114.54 : 294,097.47 = 117,620.56 : x
  2. Step 2: Convert to fraction form
    213,114.54/294,097.47 = 117,620.56/x
  3. Step 3: Cross multiply
    213,114.54x = 294,097.47 × 117,620.56
  4. Step 4: Simplify right side
    213,114.54x = 34,591,908,380.74
  5. Step 5: Solve for x
    x = 34,591,908,380.74/213,114.54
  6. Step 6: Final answer
    x = 162,316.04

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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.