Home / 125,651.40-173,400.27-68,290.73

Finding the Fourth Proportional to 125,651.40, 173,400.27 and 68,290.73

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Solution

The fourth proportional to 125,651.40, 173,400.27 and 68,290.73 is: 94,241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,651.40 : 173,400.27 = 68,290.73 : x
  2. Step 2: Convert to fraction form
    125,651.40/173,400.27 = 68,290.73/x
  3. Step 3: Cross multiply
    125,651.40x = 173,400.27 × 68,290.73
  4. Step 4: Simplify right side
    125,651.40x = 11,841,630,153.50
  5. Step 5: Solve for x
    x = 11,841,630,153.50/125,651.40
  6. Step 6: Final answer
    x = 94,241.93

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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.