Home / 131,009.33-196,514.10-56,080.89

Finding the Fourth Proportional to 131,009.33, 196,514.10 and 56,080.89

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Solution

The fourth proportional to 131,009.33, 196,514.10 and 56,080.89 is: 84,121.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,009.33 : 196,514.10 = 56,080.89 : x
  2. Step 2: Convert to fraction form
    131,009.33/196,514.10 = 56,080.89/x
  3. Step 3: Cross multiply
    131,009.33x = 196,514.10 × 56,080.89
  4. Step 4: Simplify right side
    131,009.33x = 11,020,685,625.55
  5. Step 5: Solve for x
    x = 11,020,685,625.55/131,009.33
  6. Step 6: Final answer
    x = 84,121.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.