Home / 44,069.31-66,128.22-19,109.58

Finding the Fourth Proportional to 44,069.31, 66,128.22 and 19,109.58

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Solution

The fourth proportional to 44,069.31, 66,128.22 and 19,109.58 is: 28,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,069.31 : 66,128.22 = 19,109.58 : x
  2. Step 2: Convert to fraction form
    44,069.31/66,128.22 = 19,109.58/x
  3. Step 3: Cross multiply
    44,069.31x = 66,128.22 × 19,109.58
  4. Step 4: Simplify right side
    44,069.31x = 1,263,682,510.35
  5. Step 5: Solve for x
    x = 1,263,682,510.35/44,069.31
  6. Step 6: Final answer
    x = 28,674.89

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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.