Home / 454,203.05-681,323.40-169,865.10

Finding the Fourth Proportional to 454,203.05, 681,323.40 and 169,865.10

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Solution

The fourth proportional to 454,203.05, 681,323.40 and 169,865.10 is: 254,804.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,203.05 : 681,323.40 = 169,865.10 : x
  2. Step 2: Convert to fraction form
    454,203.05/681,323.40 = 169,865.10/x
  3. Step 3: Cross multiply
    454,203.05x = 681,323.40 × 169,865.10
  4. Step 4: Simplify right side
    454,203.05x = 115,733,067,473.34
  5. Step 5: Solve for x
    x = 115,733,067,473.34/454,203.05
  6. Step 6: Final answer
    x = 254,804.69

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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.