Home / 131,634.86-181,467.16-93,843.50

Finding the Fourth Proportional to 131,634.86, 181,467.16 and 93,843.50

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Solution

The fourth proportional to 131,634.86, 181,467.16 and 93,843.50 is: 129,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,634.86 : 181,467.16 = 93,843.50 : x
  2. Step 2: Convert to fraction form
    131,634.86/181,467.16 = 93,843.50/x
  3. Step 3: Cross multiply
    131,634.86x = 181,467.16 × 93,843.50
  4. Step 4: Simplify right side
    131,634.86x = 17,029,512,287.52
  5. Step 5: Solve for x
    x = 17,029,512,287.52/131,634.86
  6. Step 6: Final answer
    x = 129,369.32

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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.