Home / 151,004.34-208,386.41-83,028.26

Finding the Fourth Proportional to 151,004.34, 208,386.41 and 83,028.26

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Solution

The fourth proportional to 151,004.34, 208,386.41 and 83,028.26 is: 114,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,004.34 : 208,386.41 = 83,028.26 : x
  2. Step 2: Convert to fraction form
    151,004.34/208,386.41 = 83,028.26/x
  3. Step 3: Cross multiply
    151,004.34x = 208,386.41 × 83,028.26
  4. Step 4: Simplify right side
    151,004.34x = 17,301,961,135.77
  5. Step 5: Solve for x
    x = 17,301,961,135.77/151,004.34
  6. Step 6: Final answer
    x = 114,579.23

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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.