Home / 55,405.50-76,432.95-32,738.46

Finding the Fourth Proportional to 55,405.50, 76,432.95 and 32,738.46

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Solution

The fourth proportional to 55,405.50, 76,432.95 and 32,738.46 is: 45,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,405.50 : 76,432.95 = 32,738.46 : x
  2. Step 2: Convert to fraction form
    55,405.50/76,432.95 = 32,738.46/x
  3. Step 3: Cross multiply
    55,405.50x = 76,432.95 × 32,738.46
  4. Step 4: Simplify right side
    55,405.50x = 2,502,297,076.26
  5. Step 5: Solve for x
    x = 2,502,297,076.26/55,405.50
  6. Step 6: Final answer
    x = 45,163.33

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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.