Home / 50,900.84-70,243.55-27,930.51

Finding the Fourth Proportional to 50,900.84, 70,243.55 and 27,930.51

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Solution

The fourth proportional to 50,900.84, 70,243.55 and 27,930.51 is: 38,544.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,900.84 : 70,243.55 = 27,930.51 : x
  2. Step 2: Convert to fraction form
    50,900.84/70,243.55 = 27,930.51/x
  3. Step 3: Cross multiply
    50,900.84x = 70,243.55 × 27,930.51
  4. Step 4: Simplify right side
    50,900.84x = 1,961,938,036.06
  5. Step 5: Solve for x
    x = 1,961,938,036.06/50,900.84
  6. Step 6: Final answer
    x = 38,544.32

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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.