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Finding the Fourth Proportional to 119,014.70, 164,240.27 and 68,028.52

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Solution

The fourth proportional to 119,014.70, 164,240.27 and 68,028.52 is: 93,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,014.70 : 164,240.27 = 68,028.52 : x
  2. Step 2: Convert to fraction form
    119,014.70/164,240.27 = 68,028.52/x
  3. Step 3: Cross multiply
    119,014.70x = 164,240.27 × 68,028.52
  4. Step 4: Simplify right side
    119,014.70x = 11,173,022,492.50
  5. Step 5: Solve for x
    x = 11,173,022,492.50/119,014.70
  6. Step 6: Final answer
    x = 93,879.35

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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.