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Finding the Fourth Proportional to 147,173.44, 220,797.42 and 41,992.78

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Solution

The fourth proportional to 147,173.44, 220,797.42 and 41,992.78 is: 62,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,173.44 : 220,797.42 = 41,992.78 : x
  2. Step 2: Convert to fraction form
    147,173.44/220,797.42 = 41,992.78/x
  3. Step 3: Cross multiply
    147,173.44x = 220,797.42 × 41,992.78
  4. Step 4: Simplify right side
    147,173.44x = 9,271,897,482.63
  5. Step 5: Solve for x
    x = 9,271,897,482.63/147,173.44
  6. Step 6: Final answer
    x = 62,999.80

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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.