Home / 245,299.98-368,066.12-103,176.36

Finding the Fourth Proportional to 245,299.98, 368,066.12 and 103,176.36

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Solution

The fourth proportional to 245,299.98, 368,066.12 and 103,176.36 is: 154,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,299.98 : 368,066.12 = 103,176.36 : x
  2. Step 2: Convert to fraction form
    245,299.98/368,066.12 = 103,176.36/x
  3. Step 3: Cross multiply
    245,299.98x = 368,066.12 × 103,176.36
  4. Step 4: Simplify right side
    245,299.98x = 37,975,722,500.92
  5. Step 5: Solve for x
    x = 37,975,722,500.92/245,299.98
  6. Step 6: Final answer
    x = 154,813.39

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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.