Home / 53,364.77-80,047.16-20,092.30

Finding the Fourth Proportional to 53,364.77, 80,047.16 and 20,092.30

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Solution

The fourth proportional to 53,364.77, 80,047.16 and 20,092.30 is: 30,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,364.77 : 80,047.16 = 20,092.30 : x
  2. Step 2: Convert to fraction form
    53,364.77/80,047.16 = 20,092.30/x
  3. Step 3: Cross multiply
    53,364.77x = 80,047.16 × 20,092.30
  4. Step 4: Simplify right side
    53,364.77x = 1,608,331,252.29
  5. Step 5: Solve for x
    x = 1,608,331,252.29/53,364.77
  6. Step 6: Final answer
    x = 30,138.44

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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.