Home / 245,318.04-368,118.84-103,152

Finding the Fourth Proportional to 245,318.04, 368,118.84 and 103,152

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Solution

The fourth proportional to 245,318.04, 368,118.84 and 103,152 is: 154,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,318.04 : 368,118.84 = 103,152 : x
  2. Step 2: Convert to fraction form
    245,318.04/368,118.84 = 103,152/x
  3. Step 3: Cross multiply
    245,318.04x = 368,118.84 × 103,152
  4. Step 4: Simplify right side
    245,318.04x = 37,972,194,583.68
  5. Step 5: Solve for x
    x = 37,972,194,583.68/245,318.04
  6. Step 6: Final answer
    x = 154,787.62

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Why These Related Problems?

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