Home / 50,389.97-69,538.50-27,730.35

Finding the Fourth Proportional to 50,389.97, 69,538.50 and 27,730.35

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Solution

The fourth proportional to 50,389.97, 69,538.50 and 27,730.35 is: 38,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,389.97 : 69,538.50 = 27,730.35 : x
  2. Step 2: Convert to fraction form
    50,389.97/69,538.50 = 27,730.35/x
  3. Step 3: Cross multiply
    50,389.97x = 69,538.50 × 27,730.35
  4. Step 4: Simplify right side
    50,389.97x = 1,928,326,943.48
  5. Step 5: Solve for x
    x = 1,928,326,943.48/50,389.97
  6. Step 6: Final answer
    x = 38,268.07

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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.