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Finding the Fourth Proportional to 134,636, 185,795.23 and 73,382.72

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Solution

The fourth proportional to 134,636, 185,795.23 and 73,382.72 is: 101,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,636 : 185,795.23 = 73,382.72 : x
  2. Step 2: Convert to fraction form
    134,636/185,795.23 = 73,382.72/x
  3. Step 3: Cross multiply
    134,636x = 185,795.23 × 73,382.72
  4. Step 4: Simplify right side
    134,636x = 13,634,159,340.43
  5. Step 5: Solve for x
    x = 13,634,159,340.43/134,636
  6. Step 6: Final answer
    x = 101,266.82

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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.