Home / 114,719.91-158,269.23-84,576.89

Finding the Fourth Proportional to 114,719.91, 158,269.23 and 84,576.89

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Solution

The fourth proportional to 114,719.91, 158,269.23 and 84,576.89 is: 116,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,719.91 : 158,269.23 = 84,576.89 : x
  2. Step 2: Convert to fraction form
    114,719.91/158,269.23 = 84,576.89/x
  3. Step 3: Cross multiply
    114,719.91x = 158,269.23 × 84,576.89
  4. Step 4: Simplify right side
    114,719.91x = 13,385,918,464.75
  5. Step 5: Solve for x
    x = 13,385,918,464.75/114,719.91
  6. Step 6: Final answer
    x = 116,683.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.