Home / 79,305.77-109,445.03-43,497.29

Finding the Fourth Proportional to 79,305.77, 109,445.03 and 43,497.29

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Solution

The fourth proportional to 79,305.77, 109,445.03 and 43,497.29 is: 60,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,305.77 : 109,445.03 = 43,497.29 : x
  2. Step 2: Convert to fraction form
    79,305.77/109,445.03 = 43,497.29/x
  3. Step 3: Cross multiply
    79,305.77x = 109,445.03 × 43,497.29
  4. Step 4: Simplify right side
    79,305.77x = 4,760,561,444.26
  5. Step 5: Solve for x
    x = 4,760,561,444.26/79,305.77
  6. Step 6: Final answer
    x = 60,027.94

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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.