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Finding the Fourth Proportional to 9,051.95, 12,492.19 and 5,074.35

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Solution

The fourth proportional to 9,051.95, 12,492.19 and 5,074.35 is: 7,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.95 : 12,492.19 = 5,074.35 : x
  2. Step 2: Convert to fraction form
    9,051.95/12,492.19 = 5,074.35/x
  3. Step 3: Cross multiply
    9,051.95x = 12,492.19 × 5,074.35
  4. Step 4: Simplify right side
    9,051.95x = 63,389,744.33
  5. Step 5: Solve for x
    x = 63,389,744.33/9,051.95
  6. Step 6: Final answer
    x = 7,002.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.