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Finding the Fourth Proportional to 14,730.56, 22,105.56 and 6,941.60

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Solution

The fourth proportional to 14,730.56, 22,105.56 and 6,941.60 is: 10,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.56 : 22,105.56 = 6,941.60 : x
  2. Step 2: Convert to fraction form
    14,730.56/22,105.56 = 6,941.60/x
  3. Step 3: Cross multiply
    14,730.56x = 22,105.56 × 6,941.60
  4. Step 4: Simplify right side
    14,730.56x = 153,447,955.30
  5. Step 5: Solve for x
    x = 153,447,955.30/14,730.56
  6. Step 6: Final answer
    x = 10,416.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.