Home / 151,033.80-208,427.44-83,055.16

Finding the Fourth Proportional to 151,033.80, 208,427.44 and 83,055.16

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Solution

The fourth proportional to 151,033.80, 208,427.44 and 83,055.16 is: 114,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,033.80 : 208,427.44 = 83,055.16 : x
  2. Step 2: Convert to fraction form
    151,033.80/208,427.44 = 83,055.16/x
  3. Step 3: Cross multiply
    151,033.80x = 208,427.44 × 83,055.16
  4. Step 4: Simplify right side
    151,033.80x = 17,310,974,377.59
  5. Step 5: Solve for x
    x = 17,310,974,377.59/151,033.80
  6. Step 6: Final answer
    x = 114,616.56

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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.