Home / 50,028.09-68,966.97-30,895.08

Finding the Fourth Proportional to 50,028.09, 68,966.97 and 30,895.08

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Solution

The fourth proportional to 50,028.09, 68,966.97 and 30,895.08 is: 42,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,028.09 : 68,966.97 = 30,895.08 : x
  2. Step 2: Convert to fraction form
    50,028.09/68,966.97 = 30,895.08/x
  3. Step 3: Cross multiply
    50,028.09x = 68,966.97 × 30,895.08
  4. Step 4: Simplify right side
    50,028.09x = 2,130,740,055.51
  5. Step 5: Solve for x
    x = 2,130,740,055.51/50,028.09
  6. Step 6: Final answer
    x = 42,590.87

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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.