Home / 168,972.28-233,233.68-97,400.16

Finding the Fourth Proportional to 168,972.28, 233,233.68 and 97,400.16

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Solution

The fourth proportional to 168,972.28, 233,233.68 and 97,400.16 is: 134,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,972.28 : 233,233.68 = 97,400.16 : x
  2. Step 2: Convert to fraction form
    168,972.28/233,233.68 = 97,400.16/x
  3. Step 3: Cross multiply
    168,972.28x = 233,233.68 × 97,400.16
  4. Step 4: Simplify right side
    168,972.28x = 22,716,997,749.39
  5. Step 5: Solve for x
    x = 22,716,997,749.39/168,972.28
  6. Step 6: Final answer
    x = 134,442.16

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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.