Home / 151,583.88-209,062.48-133,395.36

Finding the Fourth Proportional to 151,583.88, 209,062.48 and 133,395.36

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Solution

The fourth proportional to 151,583.88, 209,062.48 and 133,395.36 is: 183,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,583.88 : 209,062.48 = 133,395.36 : x
  2. Step 2: Convert to fraction form
    151,583.88/209,062.48 = 133,395.36/x
  3. Step 3: Cross multiply
    151,583.88x = 209,062.48 × 133,395.36
  4. Step 4: Simplify right side
    151,583.88x = 27,887,964,782.09
  5. Step 5: Solve for x
    x = 27,887,964,782.09/151,583.88
  6. Step 6: Final answer
    x = 183,977.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.