Home / 53,942.54-74,440.96-30,069.60

Finding the Fourth Proportional to 53,942.54, 74,440.96 and 30,069.60

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Solution

The fourth proportional to 53,942.54, 74,440.96 and 30,069.60 is: 41,496.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,942.54 : 74,440.96 = 30,069.60 : x
  2. Step 2: Convert to fraction form
    53,942.54/74,440.96 = 30,069.60/x
  3. Step 3: Cross multiply
    53,942.54x = 74,440.96 × 30,069.60
  4. Step 4: Simplify right side
    53,942.54x = 2,238,409,890.82
  5. Step 5: Solve for x
    x = 2,238,409,890.82/53,942.54
  6. Step 6: Final answer
    x = 41,496.19

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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.