Home / 79,370.85-109,533.09-43,564.17

Finding the Fourth Proportional to 79,370.85, 109,533.09 and 43,564.17

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Solution

The fourth proportional to 79,370.85, 109,533.09 and 43,564.17 is: 60,119.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,370.85 : 109,533.09 = 43,564.17 : x
  2. Step 2: Convert to fraction form
    79,370.85/109,533.09 = 43,564.17/x
  3. Step 3: Cross multiply
    79,370.85x = 109,533.09 × 43,564.17
  4. Step 4: Simplify right side
    79,370.85x = 4,771,718,153.39
  5. Step 5: Solve for x
    x = 4,771,718,153.39/79,370.85
  6. Step 6: Final answer
    x = 60,119.28

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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.