Home / 168,708.64-232,818.16-97,087.36

Finding the Fourth Proportional to 168,708.64, 232,818.16 and 97,087.36

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Solution

The fourth proportional to 168,708.64, 232,818.16 and 97,087.36 is: 133,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,708.64 : 232,818.16 = 97,087.36 : x
  2. Step 2: Convert to fraction form
    168,708.64/232,818.16 = 97,087.36/x
  3. Step 3: Cross multiply
    168,708.64x = 232,818.16 × 97,087.36
  4. Step 4: Simplify right side
    168,708.64x = 22,603,700,514.46
  5. Step 5: Solve for x
    x = 22,603,700,514.46/168,708.64
  6. Step 6: Final answer
    x = 133,980.69

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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.