Home / 53,880.44-74,349.67-30,009.33

Finding the Fourth Proportional to 53,880.44, 74,349.67 and 30,009.33

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Solution

The fourth proportional to 53,880.44, 74,349.67 and 30,009.33 is: 41,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,880.44 : 74,349.67 = 30,009.33 : x
  2. Step 2: Convert to fraction form
    53,880.44/74,349.67 = 30,009.33/x
  3. Step 3: Cross multiply
    53,880.44x = 74,349.67 × 30,009.33
  4. Step 4: Simplify right side
    53,880.44x = 2,231,183,782.42
  5. Step 5: Solve for x
    x = 2,231,183,782.42/53,880.44
  6. Step 6: Final answer
    x = 41,409.90

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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.