Home / 79,254.45-109,370.25-43,444.35

Finding the Fourth Proportional to 79,254.45, 109,370.25 and 43,444.35

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Solution

The fourth proportional to 79,254.45, 109,370.25 and 43,444.35 is: 59,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,254.45 : 109,370.25 = 43,444.35 : x
  2. Step 2: Convert to fraction form
    79,254.45/109,370.25 = 43,444.35/x
  3. Step 3: Cross multiply
    79,254.45x = 109,370.25 × 43,444.35
  4. Step 4: Simplify right side
    79,254.45x = 4,751,519,420.59
  5. Step 5: Solve for x
    x = 4,751,519,420.59/79,254.45
  6. Step 6: Final answer
    x = 59,952.71

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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.