Home / 53,683.14-74,080.26-29,811.33

Finding the Fourth Proportional to 53,683.14, 74,080.26 and 29,811.33

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Solution

The fourth proportional to 53,683.14, 74,080.26 and 29,811.33 is: 41,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.14 : 74,080.26 = 29,811.33 : x
  2. Step 2: Convert to fraction form
    53,683.14/74,080.26 = 29,811.33/x
  3. Step 3: Cross multiply
    53,683.14x = 74,080.26 × 29,811.33
  4. Step 4: Simplify right side
    53,683.14x = 2,208,431,077.35
  5. Step 5: Solve for x
    x = 2,208,431,077.35/53,683.14
  6. Step 6: Final answer
    x = 41,138.26

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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.