Home / 53,982.67-74,496.09-30,109.36

Finding the Fourth Proportional to 53,982.67, 74,496.09 and 30,109.36

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Solution

The fourth proportional to 53,982.67, 74,496.09 and 30,109.36 is: 41,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,982.67 : 74,496.09 = 30,109.36 : x
  2. Step 2: Convert to fraction form
    53,982.67/74,496.09 = 30,109.36/x
  3. Step 3: Cross multiply
    53,982.67x = 74,496.09 × 30,109.36
  4. Step 4: Simplify right side
    53,982.67x = 2,243,029,592.40
  5. Step 5: Solve for x
    x = 2,243,029,592.40/53,982.67
  6. Step 6: Final answer
    x = 41,550.92

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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.