Home / 195,421.25-293,194.14-87,333.89

Finding the Fourth Proportional to 195,421.25, 293,194.14 and 87,333.89

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Solution

The fourth proportional to 195,421.25, 293,194.14 and 87,333.89 is: 131,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,421.25 : 293,194.14 = 87,333.89 : x
  2. Step 2: Convert to fraction form
    195,421.25/293,194.14 = 87,333.89/x
  3. Step 3: Cross multiply
    195,421.25x = 293,194.14 × 87,333.89
  4. Step 4: Simplify right side
    195,421.25x = 25,605,784,771.40
  5. Step 5: Solve for x
    x = 25,605,784,771.40/195,421.25
  6. Step 6: Final answer
    x = 131,028.66

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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.