Home / 117,720.96-176,564.16-38,825.07

Finding the Fourth Proportional to 117,720.96, 176,564.16 and 38,825.07

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Solution

The fourth proportional to 117,720.96, 176,564.16 and 38,825.07 is: 58,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,720.96 : 176,564.16 = 38,825.07 : x
  2. Step 2: Convert to fraction form
    117,720.96/176,564.16 = 38,825.07/x
  3. Step 3: Cross multiply
    117,720.96x = 176,564.16 × 38,825.07
  4. Step 4: Simplify right side
    117,720.96x = 6,855,115,871.49
  5. Step 5: Solve for x
    x = 6,855,115,871.49/117,720.96
  6. Step 6: Final answer
    x = 58,231.91

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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.