Home / 43,396.54-59,855.06-30,636.42

Finding the Fourth Proportional to 43,396.54, 59,855.06 and 30,636.42

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Solution

The fourth proportional to 43,396.54, 59,855.06 and 30,636.42 is: 42,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,396.54 : 59,855.06 = 30,636.42 : x
  2. Step 2: Convert to fraction form
    43,396.54/59,855.06 = 30,636.42/x
  3. Step 3: Cross multiply
    43,396.54x = 59,855.06 × 30,636.42
  4. Step 4: Simplify right side
    43,396.54x = 1,833,744,757.29
  5. Step 5: Solve for x
    x = 1,833,744,757.29/43,396.54
  6. Step 6: Final answer
    x = 42,255.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.