Home / 107,623.70-161,435.55-88,596.80

Finding the Fourth Proportional to 107,623.70, 161,435.55 and 88,596.80

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Solution

The fourth proportional to 107,623.70, 161,435.55 and 88,596.80 is: 132,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,623.70 : 161,435.55 = 88,596.80 : x
  2. Step 2: Convert to fraction form
    107,623.70/161,435.55 = 88,596.80/x
  3. Step 3: Cross multiply
    107,623.70x = 161,435.55 × 88,596.80
  4. Step 4: Simplify right side
    107,623.70x = 14,302,673,136.24
  5. Step 5: Solve for x
    x = 14,302,673,136.24/107,623.70
  6. Step 6: Final answer
    x = 132,895.20

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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.