Home / 136,161.64-187,796.77-93,166.75

Finding the Fourth Proportional to 136,161.64, 187,796.77 and 93,166.75

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Solution

The fourth proportional to 136,161.64, 187,796.77 and 93,166.75 is: 128,497.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,161.64 : 187,796.77 = 93,166.75 : x
  2. Step 2: Convert to fraction form
    136,161.64/187,796.77 = 93,166.75/x
  3. Step 3: Cross multiply
    136,161.64x = 187,796.77 × 93,166.75
  4. Step 4: Simplify right side
    136,161.64x = 17,496,414,721.40
  5. Step 5: Solve for x
    x = 17,496,414,721.40/136,161.64
  6. Step 6: Final answer
    x = 128,497.39

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1.5x scale

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.