Home / 53,606.40-80,352.84-18,033.86

Finding the Fourth Proportional to 53,606.40, 80,352.84 and 18,033.86

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Solution

The fourth proportional to 53,606.40, 80,352.84 and 18,033.86 is: 27,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,606.40 : 80,352.84 = 18,033.86 : x
  2. Step 2: Convert to fraction form
    53,606.40/80,352.84 = 18,033.86/x
  3. Step 3: Cross multiply
    53,606.40x = 80,352.84 × 18,033.86
  4. Step 4: Simplify right side
    53,606.40x = 1,449,071,867.16
  5. Step 5: Solve for x
    x = 1,449,071,867.16/53,606.40
  6. Step 6: Final answer
    x = 27,031.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.