Home / 108,716.04-150,034.68-60,972.21

Finding the Fourth Proportional to 108,716.04, 150,034.68 and 60,972.21

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Solution

The fourth proportional to 108,716.04, 150,034.68 and 60,972.21 is: 84,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,716.04 : 150,034.68 = 60,972.21 : x
  2. Step 2: Convert to fraction form
    108,716.04/150,034.68 = 60,972.21/x
  3. Step 3: Cross multiply
    108,716.04x = 150,034.68 × 60,972.21
  4. Step 4: Simplify right side
    108,716.04x = 9,147,946,016.24
  5. Step 5: Solve for x
    x = 9,147,946,016.24/108,716.04
  6. Step 6: Final answer
    x = 84,145.32

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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.