Home / 55,441.80-76,514.22-31,575.96

Finding the Fourth Proportional to 55,441.80, 76,514.22 and 31,575.96

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Solution

The fourth proportional to 55,441.80, 76,514.22 and 31,575.96 is: 43,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.80 : 76,514.22 = 31,575.96 : x
  2. Step 2: Convert to fraction form
    55,441.80/76,514.22 = 31,575.96/x
  3. Step 3: Cross multiply
    55,441.80x = 76,514.22 × 31,575.96
  4. Step 4: Simplify right side
    55,441.80x = 2,416,009,950.15
  5. Step 5: Solve for x
    x = 2,416,009,950.15/55,441.80
  6. Step 6: Final answer
    x = 43,577.41

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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.