Home / 154,329.03-231,446.43-54,465.93

Finding the Fourth Proportional to 154,329.03, 231,446.43 and 54,465.93

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Solution

The fourth proportional to 154,329.03, 231,446.43 and 54,465.93 is: 81,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,329.03 : 231,446.43 = 54,465.93 : x
  2. Step 2: Convert to fraction form
    154,329.03/231,446.43 = 54,465.93/x
  3. Step 3: Cross multiply
    154,329.03x = 231,446.43 × 54,465.93
  4. Step 4: Simplify right side
    154,329.03x = 12,605,945,055.13
  5. Step 5: Solve for x
    x = 12,605,945,055.13/154,329.03
  6. Step 6: Final answer
    x = 81,682.27

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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.