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Finding the Fourth Proportional to 23,121, 34,682.34 and 6,482.58

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Solution

The fourth proportional to 23,121, 34,682.34 and 6,482.58 is: 9,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121 : 34,682.34 = 6,482.58 : x
  2. Step 2: Convert to fraction form
    23,121/34,682.34 = 6,482.58/x
  3. Step 3: Cross multiply
    23,121x = 34,682.34 × 6,482.58
  4. Step 4: Simplify right side
    23,121x = 224,831,043.64
  5. Step 5: Solve for x
    x = 224,831,043.64/23,121
  6. Step 6: Final answer
    x = 9,724.11

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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.