Home / 163,371.39-225,426.08-102,110.36

Finding the Fourth Proportional to 163,371.39, 225,426.08 and 102,110.36

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Solution

The fourth proportional to 163,371.39, 225,426.08 and 102,110.36 is: 140,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,371.39 : 225,426.08 = 102,110.36 : x
  2. Step 2: Convert to fraction form
    163,371.39/225,426.08 = 102,110.36/x
  3. Step 3: Cross multiply
    163,371.39x = 225,426.08 × 102,110.36
  4. Step 4: Simplify right side
    163,371.39x = 23,018,336,544.51
  5. Step 5: Solve for x
    x = 23,018,336,544.51/163,371.39
  6. Step 6: Final answer
    x = 140,895.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.