Home / 103,926.36-155,905.86-33,789.26

Finding the Fourth Proportional to 103,926.36, 155,905.86 and 33,789.26

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Solution

The fourth proportional to 103,926.36, 155,905.86 and 33,789.26 is: 50,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,926.36 : 155,905.86 = 33,789.26 : x
  2. Step 2: Convert to fraction form
    103,926.36/155,905.86 = 33,789.26/x
  3. Step 3: Cross multiply
    103,926.36x = 155,905.86 × 33,789.26
  4. Step 4: Simplify right side
    103,926.36x = 5,267,943,639.06
  5. Step 5: Solve for x
    x = 5,267,943,639.06/103,926.36
  6. Step 6: Final answer
    x = 50,689.20

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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.