Home / 45,674.23-68,414.01-21,946.90

Finding the Fourth Proportional to 45,674.23, 68,414.01 and 21,946.90

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Solution

The fourth proportional to 45,674.23, 68,414.01 and 21,946.90 is: 32,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,674.23 : 68,414.01 = 21,946.90 : x
  2. Step 2: Convert to fraction form
    45,674.23/68,414.01 = 21,946.90/x
  3. Step 3: Cross multiply
    45,674.23x = 68,414.01 × 21,946.90
  4. Step 4: Simplify right side
    45,674.23x = 1,501,475,436.07
  5. Step 5: Solve for x
    x = 1,501,475,436.07/45,674.23
  6. Step 6: Final answer
    x = 32,873.58

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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.