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Finding the Fourth Proportional to 63,023.42, 86,968.22 and 34,729.11

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Solution

The fourth proportional to 63,023.42, 86,968.22 and 34,729.11 is: 47,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,023.42 : 86,968.22 = 34,729.11 : x
  2. Step 2: Convert to fraction form
    63,023.42/86,968.22 = 34,729.11/x
  3. Step 3: Cross multiply
    63,023.42x = 86,968.22 × 34,729.11
  4. Step 4: Simplify right side
    63,023.42x = 3,020,328,878.88
  5. Step 5: Solve for x
    x = 3,020,328,878.88/63,023.42
  6. Step 6: Final answer
    x = 47,923.91

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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.