Home / 119,943.05-179,881.56-45,057.33

Finding the Fourth Proportional to 119,943.05, 179,881.56 and 45,057.33

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Solution

The fourth proportional to 119,943.05, 179,881.56 and 45,057.33 is: 67,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,943.05 : 179,881.56 = 45,057.33 : x
  2. Step 2: Convert to fraction form
    119,943.05/179,881.56 = 45,057.33/x
  3. Step 3: Cross multiply
    119,943.05x = 179,881.56 × 45,057.33
  4. Step 4: Simplify right side
    119,943.05x = 8,104,982,809.83
  5. Step 5: Solve for x
    x = 8,104,982,809.83/119,943.05
  6. Step 6: Final answer
    x = 67,573.60

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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.