Home / 147,450.36-203,475.46-82,917.76

Finding the Fourth Proportional to 147,450.36, 203,475.46 and 82,917.76

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Solution

The fourth proportional to 147,450.36, 203,475.46 and 82,917.76 is: 114,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,450.36 : 203,475.46 = 82,917.76 : x
  2. Step 2: Convert to fraction form
    147,450.36/203,475.46 = 82,917.76/x
  3. Step 3: Cross multiply
    147,450.36x = 203,475.46 × 82,917.76
  4. Step 4: Simplify right side
    147,450.36x = 16,871,729,358.17
  5. Step 5: Solve for x
    x = 16,871,729,358.17/147,450.36
  6. Step 6: Final answer
    x = 114,423.11

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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.