Home / 125,016.36-172,522.26-68,427.24

Finding the Fourth Proportional to 125,016.36, 172,522.26 and 68,427.24

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Solution

The fourth proportional to 125,016.36, 172,522.26 and 68,427.24 is: 94,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,016.36 : 172,522.26 = 68,427.24 : x
  2. Step 2: Convert to fraction form
    125,016.36/172,522.26 = 68,427.24/x
  3. Step 3: Cross multiply
    125,016.36x = 172,522.26 × 68,427.24
  4. Step 4: Simplify right side
    125,016.36x = 11,805,222,090.36
  5. Step 5: Solve for x
    x = 11,805,222,090.36/125,016.36
  6. Step 6: Final answer
    x = 94,429.42

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1.5x scale

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.