Home / 108,528.12-162,729.36-33,628.32

Finding the Fourth Proportional to 108,528.12, 162,729.36 and 33,628.32

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Solution

The fourth proportional to 108,528.12, 162,729.36 and 33,628.32 is: 50,423.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,528.12 : 162,729.36 = 33,628.32 : x
  2. Step 2: Convert to fraction form
    108,528.12/162,729.36 = 33,628.32/x
  3. Step 3: Cross multiply
    108,528.12x = 162,729.36 × 33,628.32
  4. Step 4: Simplify right side
    108,528.12x = 5,472,314,991.48
  5. Step 5: Solve for x
    x = 5,472,314,991.48/108,528.12
  6. Step 6: Final answer
    x = 50,423.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.