Home / 95,705.90-143,453.14-39,515.03

Finding the Fourth Proportional to 95,705.90, 143,453.14 and 39,515.03

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Solution

The fourth proportional to 95,705.90, 143,453.14 and 39,515.03 is: 59,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,705.90 : 143,453.14 = 39,515.03 : x
  2. Step 2: Convert to fraction form
    95,705.90/143,453.14 = 39,515.03/x
  3. Step 3: Cross multiply
    95,705.90x = 143,453.14 × 39,515.03
  4. Step 4: Simplify right side
    95,705.90x = 5,668,555,130.69
  5. Step 5: Solve for x
    x = 5,668,555,130.69/95,705.90
  6. Step 6: Final answer
    x = 59,228.90

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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.