Home / 163,056.23-225,019.92-98,516.51

Finding the Fourth Proportional to 163,056.23, 225,019.92 and 98,516.51

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Solution

The fourth proportional to 163,056.23, 225,019.92 and 98,516.51 is: 135,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,056.23 : 225,019.92 = 98,516.51 : x
  2. Step 2: Convert to fraction form
    163,056.23/225,019.92 = 98,516.51/x
  3. Step 3: Cross multiply
    163,056.23x = 225,019.92 × 98,516.51
  4. Step 4: Simplify right side
    163,056.23x = 22,168,177,198.88
  5. Step 5: Solve for x
    x = 22,168,177,198.88/163,056.23
  6. Step 6: Final answer
    x = 135,954.19

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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.