Home / 95,427.05-143,140.58-82,305.05

Finding the Fourth Proportional to 95,427.05, 143,140.58 and 82,305.05

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Solution

The fourth proportional to 95,427.05, 143,140.58 and 82,305.05 is: 123,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,427.05 : 143,140.58 = 82,305.05 : x
  2. Step 2: Convert to fraction form
    95,427.05/143,140.58 = 82,305.05/x
  3. Step 3: Cross multiply
    95,427.05x = 143,140.58 × 82,305.05
  4. Step 4: Simplify right side
    95,427.05x = 11,781,192,182.40
  5. Step 5: Solve for x
    x = 11,781,192,182.40/95,427.05
  6. Step 6: Final answer
    x = 123,457.58

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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.