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Finding the Fourth Proportional to 27,700.59, 38,226.93 and 15,125.34

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Solution

The fourth proportional to 27,700.59, 38,226.93 and 15,125.34 is: 20,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,700.59 : 38,226.93 = 15,125.34 : x
  2. Step 2: Convert to fraction form
    27,700.59/38,226.93 = 15,125.34/x
  3. Step 3: Cross multiply
    27,700.59x = 38,226.93 × 15,125.34
  4. Step 4: Simplify right side
    27,700.59x = 578,195,400.04
  5. Step 5: Solve for x
    x = 578,195,400.04/27,700.59
  6. Step 6: Final answer
    x = 20,873.03

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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.