Home / 68,869.94-95,047.36-42,030.44

Finding the Fourth Proportional to 68,869.94, 95,047.36 and 42,030.44

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Solution

The fourth proportional to 68,869.94, 95,047.36 and 42,030.44 is: 58,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,869.94 : 95,047.36 = 42,030.44 : x
  2. Step 2: Convert to fraction form
    68,869.94/95,047.36 = 42,030.44/x
  3. Step 3: Cross multiply
    68,869.94x = 95,047.36 × 42,030.44
  4. Step 4: Simplify right side
    68,869.94x = 3,994,882,361.64
  5. Step 5: Solve for x
    x = 3,994,882,361.64/68,869.94
  6. Step 6: Final answer
    x = 58,006.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.