Home / 163,741.36-225,944.76-92,146

Finding the Fourth Proportional to 163,741.36, 225,944.76 and 92,146

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Solution

The fourth proportional to 163,741.36, 225,944.76 and 92,146 is: 127,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,741.36 : 225,944.76 = 92,146 : x
  2. Step 2: Convert to fraction form
    163,741.36/225,944.76 = 92,146/x
  3. Step 3: Cross multiply
    163,741.36x = 225,944.76 × 92,146
  4. Step 4: Simplify right side
    163,741.36x = 20,819,905,854.96
  5. Step 5: Solve for x
    x = 20,819,905,854.96/163,741.36
  6. Step 6: Final answer
    x = 127,151.17

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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.