Home / 168,712.79-232,812.56-97,081.25

Finding the Fourth Proportional to 168,712.79, 232,812.56 and 97,081.25

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Solution

The fourth proportional to 168,712.79, 232,812.56 and 97,081.25 is: 133,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,712.79 : 232,812.56 = 97,081.25 : x
  2. Step 2: Convert to fraction form
    168,712.79/232,812.56 = 97,081.25/x
  3. Step 3: Cross multiply
    168,712.79x = 232,812.56 × 97,081.25
  4. Step 4: Simplify right side
    168,712.79x = 22,601,733,419.14
  5. Step 5: Solve for x
    x = 22,601,733,419.14/168,712.79
  6. Step 6: Final answer
    x = 133,965.74

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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.