Home / 154,477.49-231,720.29-49,296.36

Finding the Fourth Proportional to 154,477.49, 231,720.29 and 49,296.36

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Solution

The fourth proportional to 154,477.49, 231,720.29 and 49,296.36 is: 73,945.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,477.49 : 231,720.29 = 49,296.36 : x
  2. Step 2: Convert to fraction form
    154,477.49/231,720.29 = 49,296.36/x
  3. Step 3: Cross multiply
    154,477.49x = 231,720.29 × 49,296.36
  4. Step 4: Simplify right side
    154,477.49x = 11,422,966,588.66
  5. Step 5: Solve for x
    x = 11,422,966,588.66/154,477.49
  6. Step 6: Final answer
    x = 73,945.83

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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.