Home / 43,942.49-65,950.58-19,001.57

Finding the Fourth Proportional to 43,942.49, 65,950.58 and 19,001.57

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Solution

The fourth proportional to 43,942.49, 65,950.58 and 19,001.57 is: 28,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,942.49 : 65,950.58 = 19,001.57 : x
  2. Step 2: Convert to fraction form
    43,942.49/65,950.58 = 19,001.57/x
  3. Step 3: Cross multiply
    43,942.49x = 65,950.58 × 19,001.57
  4. Step 4: Simplify right side
    43,942.49x = 1,253,164,774.79
  5. Step 5: Solve for x
    x = 1,253,164,774.79/43,942.49
  6. Step 6: Final answer
    x = 28,518.30

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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.