Home / 168,634.86-232,706.97-93,178.50

Finding the Fourth Proportional to 168,634.86, 232,706.97 and 93,178.50

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Solution

The fourth proportional to 168,634.86, 232,706.97 and 93,178.50 is: 128,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,634.86 : 232,706.97 = 93,178.50 : x
  2. Step 2: Convert to fraction form
    168,634.86/232,706.97 = 93,178.50/x
  3. Step 3: Cross multiply
    168,634.86x = 232,706.97 × 93,178.50
  4. Step 4: Simplify right side
    168,634.86x = 21,683,286,404.15
  5. Step 5: Solve for x
    x = 21,683,286,404.15/168,634.86
  6. Step 6: Final answer
    x = 128,581.28

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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.