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Finding the Fourth Proportional to 125,504.64, 173,197.44 and 68,922.24

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Solution

The fourth proportional to 125,504.64, 173,197.44 and 68,922.24 is: 95,113.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,504.64 : 173,197.44 = 68,922.24 : x
  2. Step 2: Convert to fraction form
    125,504.64/173,197.44 = 68,922.24/x
  3. Step 3: Cross multiply
    125,504.64x = 173,197.44 × 68,922.24
  4. Step 4: Simplify right side
    125,504.64x = 11,937,155,527.07
  5. Step 5: Solve for x
    x = 11,937,155,527.07/125,504.64
  6. Step 6: Final answer
    x = 95,113.26

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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.