Home / 131,623.29-197,361.99-61,464.33

Finding the Fourth Proportional to 131,623.29, 197,361.99 and 61,464.33

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Solution

The fourth proportional to 131,623.29, 197,361.99 and 61,464.33 is: 92,162.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,623.29 : 197,361.99 = 61,464.33 : x
  2. Step 2: Convert to fraction form
    131,623.29/197,361.99 = 61,464.33/x
  3. Step 3: Cross multiply
    131,623.29x = 197,361.99 × 61,464.33
  4. Step 4: Simplify right side
    131,623.29x = 12,130,722,482.82
  5. Step 5: Solve for x
    x = 12,130,722,482.82/131,623.29
  6. Step 6: Final answer
    x = 92,162.43

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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.