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Finding the Fourth Proportional to 69,112, 95,386.08 and 52,315.84

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Solution

The fourth proportional to 69,112, 95,386.08 and 52,315.84 is: 72,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,112 : 95,386.08 = 52,315.84 : x
  2. Step 2: Convert to fraction form
    69,112/95,386.08 = 52,315.84/x
  3. Step 3: Cross multiply
    69,112x = 95,386.08 × 52,315.84
  4. Step 4: Simplify right side
    69,112x = 4,990,202,899.51
  5. Step 5: Solve for x
    x = 4,990,202,899.51/69,112
  6. Step 6: Final answer
    x = 72,204.58

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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.