Home / 153,923.76-230,908.73-54,066.36

Finding the Fourth Proportional to 153,923.76, 230,908.73 and 54,066.36

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Solution

The fourth proportional to 153,923.76, 230,908.73 and 54,066.36 is: 81,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,923.76 : 230,908.73 = 54,066.36 : x
  2. Step 2: Convert to fraction form
    153,923.76/230,908.73 = 54,066.36/x
  3. Step 3: Cross multiply
    153,923.76x = 230,908.73 × 54,066.36
  4. Step 4: Simplify right side
    153,923.76x = 12,484,394,523.32
  5. Step 5: Solve for x
    x = 12,484,394,523.32/153,923.76
  6. Step 6: Final answer
    x = 81,107.65

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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.