Home / 147,501.70-203,548.41-82,977.94

Finding the Fourth Proportional to 147,501.70, 203,548.41 and 82,977.94

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Solution

The fourth proportional to 147,501.70, 203,548.41 and 82,977.94 is: 114,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,501.70 : 203,548.41 = 82,977.94 : x
  2. Step 2: Convert to fraction form
    147,501.70/203,548.41 = 82,977.94/x
  3. Step 3: Cross multiply
    147,501.70x = 203,548.41 × 82,977.94
  4. Step 4: Simplify right side
    147,501.70x = 16,890,027,752.08
  5. Step 5: Solve for x
    x = 16,890,027,752.08/147,501.70
  6. Step 6: Final answer
    x = 114,507.34

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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.