Home / 53,268.14-73,514.18-30,615.03

Finding the Fourth Proportional to 53,268.14, 73,514.18 and 30,615.03

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Solution

The fourth proportional to 53,268.14, 73,514.18 and 30,615.03 is: 42,251.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268.14 : 73,514.18 = 30,615.03 : x
  2. Step 2: Convert to fraction form
    53,268.14/73,514.18 = 30,615.03/x
  3. Step 3: Cross multiply
    53,268.14x = 73,514.18 × 30,615.03
  4. Step 4: Simplify right side
    53,268.14x = 2,250,638,673.05
  5. Step 5: Solve for x
    x = 2,250,638,673.05/53,268.14
  6. Step 6: Final answer
    x = 42,251.13

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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.