Home / 125,650.82-173,399.47-68,290.14

Finding the Fourth Proportional to 125,650.82, 173,399.47 and 68,290.14

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Solution

The fourth proportional to 125,650.82, 173,399.47 and 68,290.14 is: 94,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,650.82 : 173,399.47 = 68,290.14 : x
  2. Step 2: Convert to fraction form
    125,650.82/173,399.47 = 68,290.14/x
  3. Step 3: Cross multiply
    125,650.82x = 173,399.47 × 68,290.14
  4. Step 4: Simplify right side
    125,650.82x = 11,841,474,082.23
  5. Step 5: Solve for x
    x = 11,841,474,082.23/125,650.82
  6. Step 6: Final answer
    x = 94,241.12

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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.