Home / 29,904.48-40,969.36-28,783.44

Finding the Fourth Proportional to 29,904.48, 40,969.36 and 28,783.44

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Solution

The fourth proportional to 29,904.48, 40,969.36 and 28,783.44 is: 39,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,904.48 : 40,969.36 = 28,783.44 : x
  2. Step 2: Convert to fraction form
    29,904.48/40,969.36 = 28,783.44/x
  3. Step 3: Cross multiply
    29,904.48x = 40,969.36 × 28,783.44
  4. Step 4: Simplify right side
    29,904.48x = 1,179,239,115.40
  5. Step 5: Solve for x
    x = 1,179,239,115.40/29,904.48
  6. Step 6: Final answer
    x = 39,433.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.