Home / 116,514.13-174,650-79,077.25

Finding the Fourth Proportional to 116,514.13, 174,650 and 79,077.25

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Solution

The fourth proportional to 116,514.13, 174,650 and 79,077.25 is: 118,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,514.13 : 174,650 = 79,077.25 : x
  2. Step 2: Convert to fraction form
    116,514.13/174,650 = 79,077.25/x
  3. Step 3: Cross multiply
    116,514.13x = 174,650 × 79,077.25
  4. Step 4: Simplify right side
    116,514.13x = 13,810,840,839.25
  5. Step 5: Solve for x
    x = 13,810,840,839.25/116,514.13
  6. Step 6: Final answer
    x = 118,533.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.