Home / 39,926.37-54,928.59-38,819.19

Finding the Fourth Proportional to 39,926.37, 54,928.59 and 38,819.19

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Solution

The fourth proportional to 39,926.37, 54,928.59 and 38,819.19 is: 53,405.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.37 : 54,928.59 = 38,819.19 : x
  2. Step 2: Convert to fraction form
    39,926.37/54,928.59 = 38,819.19/x
  3. Step 3: Cross multiply
    39,926.37x = 54,928.59 × 38,819.19
  4. Step 4: Simplify right side
    39,926.37x = 2,132,283,371.64
  5. Step 5: Solve for x
    x = 2,132,283,371.64/39,926.37
  6. Step 6: Final answer
    x = 53,405.39

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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.