Home / 55,600.98-76,729.33-30,107.34

Finding the Fourth Proportional to 55,600.98, 76,729.33 and 30,107.34

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Solution

The fourth proportional to 55,600.98, 76,729.33 and 30,107.34 is: 41,548.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,600.98 : 76,729.33 = 30,107.34 : x
  2. Step 2: Convert to fraction form
    55,600.98/76,729.33 = 30,107.34/x
  3. Step 3: Cross multiply
    55,600.98x = 76,729.33 × 30,107.34
  4. Step 4: Simplify right side
    55,600.98x = 2,310,116,026.28
  5. Step 5: Solve for x
    x = 2,310,116,026.28/55,600.98
  6. Step 6: Final answer
    x = 41,548.12

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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.