Home / 53,366.64-80,025.30-31,186.80

Finding the Fourth Proportional to 53,366.64, 80,025.30 and 31,186.80

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Solution

The fourth proportional to 53,366.64, 80,025.30 and 31,186.80 is: 46,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,366.64 : 80,025.30 = 31,186.80 : x
  2. Step 2: Convert to fraction form
    53,366.64/80,025.30 = 31,186.80/x
  3. Step 3: Cross multiply
    53,366.64x = 80,025.30 × 31,186.80
  4. Step 4: Simplify right side
    53,366.64x = 2,495,733,026.04
  5. Step 5: Solve for x
    x = 2,495,733,026.04/53,366.64
  6. Step 6: Final answer
    x = 46,765.79

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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.