Home / 53,945.67-74,448.27-30,072.33

Finding the Fourth Proportional to 53,945.67, 74,448.27 and 30,072.33

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Solution

The fourth proportional to 53,945.67, 74,448.27 and 30,072.33 is: 41,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,945.67 : 74,448.27 = 30,072.33 : x
  2. Step 2: Convert to fraction form
    53,945.67/74,448.27 = 30,072.33/x
  3. Step 3: Cross multiply
    53,945.67x = 74,448.27 × 30,072.33
  4. Step 4: Simplify right side
    53,945.67x = 2,238,832,943.37
  5. Step 5: Solve for x
    x = 2,238,832,943.37/53,945.67
  6. Step 6: Final answer
    x = 41,501.62

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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.