Home / 114,050.18-171,103.08-80,381.81

Finding the Fourth Proportional to 114,050.18, 171,103.08 and 80,381.81

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Solution

The fourth proportional to 114,050.18, 171,103.08 and 80,381.81 is: 120,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,050.18 : 171,103.08 = 80,381.81 : x
  2. Step 2: Convert to fraction form
    114,050.18/171,103.08 = 80,381.81/x
  3. Step 3: Cross multiply
    114,050.18x = 171,103.08 × 80,381.81
  4. Step 4: Simplify right side
    114,050.18x = 13,753,575,266.97
  5. Step 5: Solve for x
    x = 13,753,575,266.97/114,050.18
  6. Step 6: Final answer
    x = 120,592.32

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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.