Home / 116,960.08-161,404.79-63,244.96

Finding the Fourth Proportional to 116,960.08, 161,404.79 and 63,244.96

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Solution

The fourth proportional to 116,960.08, 161,404.79 and 63,244.96 is: 87,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,960.08 : 161,404.79 = 63,244.96 : x
  2. Step 2: Convert to fraction form
    116,960.08/161,404.79 = 63,244.96/x
  3. Step 3: Cross multiply
    116,960.08x = 161,404.79 × 63,244.96
  4. Step 4: Simplify right side
    116,960.08x = 10,208,038,364.11
  5. Step 5: Solve for x
    x = 10,208,038,364.11/116,960.08
  6. Step 6: Final answer
    x = 87,277.97

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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.