Home / 47,051.87-64,927.26-27,928.38

Finding the Fourth Proportional to 47,051.87, 64,927.26 and 27,928.38

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Solution

The fourth proportional to 47,051.87, 64,927.26 and 27,928.38 is: 38,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051.87 : 64,927.26 = 27,928.38 : x
  2. Step 2: Convert to fraction form
    47,051.87/64,927.26 = 27,928.38/x
  3. Step 3: Cross multiply
    47,051.87x = 64,927.26 × 27,928.38
  4. Step 4: Simplify right side
    47,051.87x = 1,813,313,067.90
  5. Step 5: Solve for x
    x = 1,813,313,067.90/47,051.87
  6. Step 6: Final answer
    x = 38,538.60

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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.