Home / 272,017.36-407,610.33-114,159.70

Finding the Fourth Proportional to 272,017.36, 407,610.33 and 114,159.70

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Solution

The fourth proportional to 272,017.36, 407,610.33 and 114,159.70 is: 171,065.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,017.36 : 407,610.33 = 114,159.70 : x
  2. Step 2: Convert to fraction form
    272,017.36/407,610.33 = 114,159.70/x
  3. Step 3: Cross multiply
    272,017.36x = 407,610.33 × 114,159.70
  4. Step 4: Simplify right side
    272,017.36x = 46,532,672,989.70
  5. Step 5: Solve for x
    x = 46,532,672,989.70/272,017.36
  6. Step 6: Final answer
    x = 171,065.09

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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.