Home / 55,497.12-76,584.86-30,346.60

Finding the Fourth Proportional to 55,497.12, 76,584.86 and 30,346.60

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Solution

The fourth proportional to 55,497.12, 76,584.86 and 30,346.60 is: 41,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,497.12 : 76,584.86 = 30,346.60 : x
  2. Step 2: Convert to fraction form
    55,497.12/76,584.86 = 30,346.60/x
  3. Step 3: Cross multiply
    55,497.12x = 76,584.86 × 30,346.60
  4. Step 4: Simplify right side
    55,497.12x = 2,324,090,112.48
  5. Step 5: Solve for x
    x = 2,324,090,112.48/55,497.12
  6. Step 6: Final answer
    x = 41,877.67

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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.