Home / 125,818.45-173,626.27-68,455.33

Finding the Fourth Proportional to 125,818.45, 173,626.27 and 68,455.33

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Solution

The fourth proportional to 125,818.45, 173,626.27 and 68,455.33 is: 94,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,818.45 : 173,626.27 = 68,455.33 : x
  2. Step 2: Convert to fraction form
    125,818.45/173,626.27 = 68,455.33/x
  3. Step 3: Cross multiply
    125,818.45x = 173,626.27 × 68,455.33
  4. Step 4: Simplify right side
    125,818.45x = 11,885,643,609.52
  5. Step 5: Solve for x
    x = 11,885,643,609.52/125,818.45
  6. Step 6: Final answer
    x = 94,466.62

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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.