Home / 53,891.40-80,837.10-50,829.60

Finding the Fourth Proportional to 53,891.40, 80,837.10 and 50,829.60

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Solution

The fourth proportional to 53,891.40, 80,837.10 and 50,829.60 is: 76,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,891.40 : 80,837.10 = 50,829.60 : x
  2. Step 2: Convert to fraction form
    53,891.40/80,837.10 = 50,829.60/x
  3. Step 3: Cross multiply
    53,891.40x = 80,837.10 × 50,829.60
  4. Step 4: Simplify right side
    53,891.40x = 4,108,917,458.16
  5. Step 5: Solve for x
    x = 4,108,917,458.16/53,891.40
  6. Step 6: Final answer
    x = 76,244.40

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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.