Home / 95,778.84-143,687.09-39,588.74

Finding the Fourth Proportional to 95,778.84, 143,687.09 and 39,588.74

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Solution

The fourth proportional to 95,778.84, 143,687.09 and 39,588.74 is: 59,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,778.84 : 143,687.09 = 39,588.74 : x
  2. Step 2: Convert to fraction form
    95,778.84/143,687.09 = 39,588.74/x
  3. Step 3: Cross multiply
    95,778.84x = 143,687.09 × 39,588.74
  4. Step 4: Simplify right side
    95,778.84x = 5,688,389,930.99
  5. Step 5: Solve for x
    x = 5,688,389,930.99/95,778.84
  6. Step 6: Final answer
    x = 59,390.88

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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.