Home / 114,632.16-171,982.40-54,705.62

Finding the Fourth Proportional to 114,632.16, 171,982.40 and 54,705.62

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Solution

The fourth proportional to 114,632.16, 171,982.40 and 54,705.62 is: 82,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,632.16 : 171,982.40 = 54,705.62 : x
  2. Step 2: Convert to fraction form
    114,632.16/171,982.40 = 54,705.62/x
  3. Step 3: Cross multiply
    114,632.16x = 171,982.40 × 54,705.62
  4. Step 4: Simplify right side
    114,632.16x = 9,408,403,821.09
  5. Step 5: Solve for x
    x = 9,408,403,821.09/114,632.16
  6. Step 6: Final answer
    x = 82,074.74

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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.