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Finding the Fourth Proportional to 192,447.03, 288,598.74 and 66,051.41

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Solution

The fourth proportional to 192,447.03, 288,598.74 and 66,051.41 is: 99,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,447.03 : 288,598.74 = 66,051.41 : x
  2. Step 2: Convert to fraction form
    192,447.03/288,598.74 = 66,051.41/x
  3. Step 3: Cross multiply
    192,447.03x = 288,598.74 × 66,051.41
  4. Step 4: Simplify right side
    192,447.03x = 19,062,353,701.22
  5. Step 5: Solve for x
    x = 19,062,353,701.22/192,447.03
  6. Step 6: Final answer
    x = 99,052.47

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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.