Home / 23,079.64-34,618.08-6,440.62

Finding the Fourth Proportional to 23,079.64, 34,618.08 and 6,440.62

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Solution

The fourth proportional to 23,079.64, 34,618.08 and 6,440.62 is: 9,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.64 : 34,618.08 = 6,440.62 : x
  2. Step 2: Convert to fraction form
    23,079.64/34,618.08 = 6,440.62/x
  3. Step 3: Cross multiply
    23,079.64x = 34,618.08 × 6,440.62
  4. Step 4: Simplify right side
    23,079.64x = 222,961,898.41
  5. Step 5: Solve for x
    x = 222,961,898.41/23,079.64
  6. Step 6: Final answer
    x = 9,660.54

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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.