Home / 79,256.21-109,372.88-43,446.17

Finding the Fourth Proportional to 79,256.21, 109,372.88 and 43,446.17

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Solution

The fourth proportional to 79,256.21, 109,372.88 and 43,446.17 is: 59,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,256.21 : 109,372.88 = 43,446.17 : x
  2. Step 2: Convert to fraction form
    79,256.21/109,372.88 = 43,446.17/x
  3. Step 3: Cross multiply
    79,256.21x = 109,372.88 × 43,446.17
  4. Step 4: Simplify right side
    79,256.21x = 4,751,833,119.92
  5. Step 5: Solve for x
    x = 4,751,833,119.92/79,256.21
  6. Step 6: Final answer
    x = 59,955.35

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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.