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Finding the Fourth Proportional to 134,465.88, 185,561.55 and 74,035.38

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Solution

The fourth proportional to 134,465.88, 185,561.55 and 74,035.38 is: 102,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,465.88 : 185,561.55 = 74,035.38 : x
  2. Step 2: Convert to fraction form
    134,465.88/185,561.55 = 74,035.38/x
  3. Step 3: Cross multiply
    134,465.88x = 185,561.55 × 74,035.38
  4. Step 4: Simplify right side
    134,465.88x = 13,738,119,867.64
  5. Step 5: Solve for x
    x = 13,738,119,867.64/134,465.88
  6. Step 6: Final answer
    x = 102,168.07

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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.