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Finding the Fourth Proportional to 38,055.49, 57,066.68 and 18,070.74

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Solution

The fourth proportional to 38,055.49, 57,066.68 and 18,070.74 is: 27,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.49 : 57,066.68 = 18,070.74 : x
  2. Step 2: Convert to fraction form
    38,055.49/57,066.68 = 18,070.74/x
  3. Step 3: Cross multiply
    38,055.49x = 57,066.68 × 18,070.74
  4. Step 4: Simplify right side
    38,055.49x = 1,031,237,182.12
  5. Step 5: Solve for x
    x = 1,031,237,182.12/38,055.49
  6. Step 6: Final answer
    x = 27,098.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.