Home / 53,443.50-80,112.39-25,314.15

Finding the Fourth Proportional to 53,443.50, 80,112.39 and 25,314.15

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Solution

The fourth proportional to 53,443.50, 80,112.39 and 25,314.15 is: 37,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,443.50 : 80,112.39 = 25,314.15 : x
  2. Step 2: Convert to fraction form
    53,443.50/80,112.39 = 25,314.15/x
  3. Step 3: Cross multiply
    53,443.50x = 80,112.39 × 25,314.15
  4. Step 4: Simplify right side
    53,443.50x = 2,027,977,057.32
  5. Step 5: Solve for x
    x = 2,027,977,057.32/53,443.50
  6. Step 6: Final answer
    x = 37,946.19

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1.5x scale

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.