Home / 53,415.45-73,714.19-29,542.19

Finding the Fourth Proportional to 53,415.45, 73,714.19 and 29,542.19

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Solution

The fourth proportional to 53,415.45, 73,714.19 and 29,542.19 is: 40,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.45 : 73,714.19 = 29,542.19 : x
  2. Step 2: Convert to fraction form
    53,415.45/73,714.19 = 29,542.19/x
  3. Step 3: Cross multiply
    53,415.45x = 73,714.19 × 29,542.19
  4. Step 4: Simplify right side
    53,415.45x = 2,177,678,090.39
  5. Step 5: Solve for x
    x = 2,177,678,090.39/53,415.45
  6. Step 6: Final answer
    x = 40,768.69

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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.