Home / 93,622.38-129,198.06-51,180.78

Finding the Fourth Proportional to 93,622.38, 129,198.06 and 51,180.78

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Solution

The fourth proportional to 93,622.38, 129,198.06 and 51,180.78 is: 70,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,622.38 : 129,198.06 = 51,180.78 : x
  2. Step 2: Convert to fraction form
    93,622.38/129,198.06 = 51,180.78/x
  3. Step 3: Cross multiply
    93,622.38x = 129,198.06 × 51,180.78
  4. Step 4: Simplify right side
    93,622.38x = 6,612,457,485.29
  5. Step 5: Solve for x
    x = 6,612,457,485.29/93,622.38
  6. Step 6: Final answer
    x = 70,629.03

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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.