Home / 154,042.74-231,083.59-52,860.51

Finding the Fourth Proportional to 154,042.74, 231,083.59 and 52,860.51

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Solution

The fourth proportional to 154,042.74, 231,083.59 and 52,860.51 is: 79,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,042.74 : 231,083.59 = 52,860.51 : x
  2. Step 2: Convert to fraction form
    154,042.74/231,083.59 = 52,860.51/x
  3. Step 3: Cross multiply
    154,042.74x = 231,083.59 × 52,860.51
  4. Step 4: Simplify right side
    154,042.74x = 12,215,196,420.03
  5. Step 5: Solve for x
    x = 12,215,196,420.03/154,042.74
  6. Step 6: Final answer
    x = 79,297.45

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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.