Home / 185,738.82-278,417.61-73,373.46

Finding the Fourth Proportional to 185,738.82, 278,417.61 and 73,373.46

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Solution

The fourth proportional to 185,738.82, 278,417.61 and 73,373.46 is: 109,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,738.82 : 278,417.61 = 73,373.46 : x
  2. Step 2: Convert to fraction form
    185,738.82/278,417.61 = 73,373.46/x
  3. Step 3: Cross multiply
    185,738.82x = 278,417.61 × 73,373.46
  4. Step 4: Simplify right side
    185,738.82x = 20,428,463,370.63
  5. Step 5: Solve for x
    x = 20,428,463,370.63/185,738.82
  6. Step 6: Final answer
    x = 109,984.89

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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.