Home / 168,616.08-232,688.16-93,162.96

Finding the Fourth Proportional to 168,616.08, 232,688.16 and 93,162.96

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Solution

The fourth proportional to 168,616.08, 232,688.16 and 93,162.96 is: 128,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,616.08 : 232,688.16 = 93,162.96 : x
  2. Step 2: Convert to fraction form
    168,616.08/232,688.16 = 93,162.96/x
  3. Step 3: Cross multiply
    168,616.08x = 232,688.16 × 93,162.96
  4. Step 4: Simplify right side
    168,616.08x = 21,677,917,742.55
  5. Step 5: Solve for x
    x = 21,677,917,742.55/168,616.08
  6. Step 6: Final answer
    x = 128,563.76

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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.