Home / 55,524.98-76,576.03-39,360.31

Finding the Fourth Proportional to 55,524.98, 76,576.03 and 39,360.31

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Solution

The fourth proportional to 55,524.98, 76,576.03 and 39,360.31 is: 54,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,524.98 : 76,576.03 = 39,360.31 : x
  2. Step 2: Convert to fraction form
    55,524.98/76,576.03 = 39,360.31/x
  3. Step 3: Cross multiply
    55,524.98x = 76,576.03 × 39,360.31
  4. Step 4: Simplify right side
    55,524.98x = 3,014,056,279.37
  5. Step 5: Solve for x
    x = 3,014,056,279.37/55,524.98
  6. Step 6: Final answer
    x = 54,282.89

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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.