Home / 193,267.17-289,662.14-140,141.50

Finding the Fourth Proportional to 193,267.17, 289,662.14 and 140,141.50

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Solution

The fourth proportional to 193,267.17, 289,662.14 and 140,141.50 is: 210,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,267.17 : 289,662.14 = 140,141.50 : x
  2. Step 2: Convert to fraction form
    193,267.17/289,662.14 = 140,141.50/x
  3. Step 3: Cross multiply
    193,267.17x = 289,662.14 × 140,141.50
  4. Step 4: Simplify right side
    193,267.17x = 40,593,686,419.01
  5. Step 5: Solve for x
    x = 40,593,686,419.01/193,267.17
  6. Step 6: Final answer
    x = 210,039.22

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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.