Home / 53,150.19-73,346.36-29,279.09

Finding the Fourth Proportional to 53,150.19, 73,346.36 and 29,279.09

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Solution

The fourth proportional to 53,150.19, 73,346.36 and 29,279.09 is: 40,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,150.19 : 73,346.36 = 29,279.09 : x
  2. Step 2: Convert to fraction form
    53,150.19/73,346.36 = 29,279.09/x
  3. Step 3: Cross multiply
    53,150.19x = 73,346.36 × 29,279.09
  4. Step 4: Simplify right side
    53,150.19x = 2,147,514,162.49
  5. Step 5: Solve for x
    x = 2,147,514,162.49/53,150.19
  6. Step 6: Final answer
    x = 40,404.64

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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.