Home / 55,065.33-82,598.31-21,793.32

Finding the Fourth Proportional to 55,065.33, 82,598.31 and 21,793.32

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Solution

The fourth proportional to 55,065.33, 82,598.31 and 21,793.32 is: 32,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,065.33 : 82,598.31 = 21,793.32 : x
  2. Step 2: Convert to fraction form
    55,065.33/82,598.31 = 21,793.32/x
  3. Step 3: Cross multiply
    55,065.33x = 82,598.31 × 21,793.32
  4. Step 4: Simplify right side
    55,065.33x = 1,800,091,401.29
  5. Step 5: Solve for x
    x = 1,800,091,401.29/55,065.33
  6. Step 6: Final answer
    x = 32,690.10

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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.