Home / 130,447.07-195,590.63-55,524.55

Finding the Fourth Proportional to 130,447.07, 195,590.63 and 55,524.55

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Solution

The fourth proportional to 130,447.07, 195,590.63 and 55,524.55 is: 83,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,447.07 : 195,590.63 = 55,524.55 : x
  2. Step 2: Convert to fraction form
    130,447.07/195,590.63 = 55,524.55/x
  3. Step 3: Cross multiply
    130,447.07x = 195,590.63 × 55,524.55
  4. Step 4: Simplify right side
    130,447.07x = 10,860,081,714.97
  5. Step 5: Solve for x
    x = 10,860,081,714.97/130,447.07
  6. Step 6: Final answer
    x = 83,252.78

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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.