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Finding the Fourth Proportional to 27,015.30, 37,860.30 and 27,015.30

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Solution

The fourth proportional to 27,015.30, 37,860.30 and 27,015.30 is: 37,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.30 : 37,860.30 = 27,015.30 : x
  2. Step 2: Convert to fraction form
    27,015.30/37,860.30 = 27,015.30/x
  3. Step 3: Cross multiply
    27,015.30x = 37,860.30 × 27,015.30
  4. Step 4: Simplify right side
    27,015.30x = 1,022,807,362.59
  5. Step 5: Solve for x
    x = 1,022,807,362.59/27,015.30
  6. Step 6: Final answer
    x = 37,860.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.