Home / 116,515.98-161,400.91-114,154.02

Finding the Fourth Proportional to 116,515.98, 161,400.91 and 114,154.02

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Solution

The fourth proportional to 116,515.98, 161,400.91 and 114,154.02 is: 158,129.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,515.98 : 161,400.91 = 114,154.02 : x
  2. Step 2: Convert to fraction form
    116,515.98/161,400.91 = 114,154.02/x
  3. Step 3: Cross multiply
    116,515.98x = 161,400.91 × 114,154.02
  4. Step 4: Simplify right side
    116,515.98x = 18,424,562,708.16
  5. Step 5: Solve for x
    x = 18,424,562,708.16/116,515.98
  6. Step 6: Final answer
    x = 158,129.06

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.