Home / 174,383.77-261,509.25-103,326.45

Finding the Fourth Proportional to 174,383.77, 261,509.25 and 103,326.45

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Solution

The fourth proportional to 174,383.77, 261,509.25 and 103,326.45 is: 154,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,383.77 : 261,509.25 = 103,326.45 : x
  2. Step 2: Convert to fraction form
    174,383.77/261,509.25 = 103,326.45/x
  3. Step 3: Cross multiply
    174,383.77x = 261,509.25 × 103,326.45
  4. Step 4: Simplify right side
    174,383.77x = 27,020,821,928.03
  5. Step 5: Solve for x
    x = 27,020,821,928.03/174,383.77
  6. Step 6: Final answer
    x = 154,950.33

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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.