Home / 154,637.56-231,965.46-49,448.32

Finding the Fourth Proportional to 154,637.56, 231,965.46 and 49,448.32

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Solution

The fourth proportional to 154,637.56, 231,965.46 and 49,448.32 is: 74,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,637.56 : 231,965.46 = 49,448.32 : x
  2. Step 2: Convert to fraction form
    154,637.56/231,965.46 = 49,448.32/x
  3. Step 3: Cross multiply
    154,637.56x = 231,965.46 × 49,448.32
  4. Step 4: Simplify right side
    154,637.56x = 11,470,302,295.03
  5. Step 5: Solve for x
    x = 11,470,302,295.03/154,637.56
  6. Step 6: Final answer
    x = 74,175.40

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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.