Home / 53,639.98-80,460.54-16,200.36

Finding the Fourth Proportional to 53,639.98, 80,460.54 and 16,200.36

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Solution

The fourth proportional to 53,639.98, 80,460.54 and 16,200.36 is: 24,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,639.98 : 80,460.54 = 16,200.36 : x
  2. Step 2: Convert to fraction form
    53,639.98/80,460.54 = 16,200.36/x
  3. Step 3: Cross multiply
    53,639.98x = 80,460.54 × 16,200.36
  4. Step 4: Simplify right side
    53,639.98x = 1,303,489,713.79
  5. Step 5: Solve for x
    x = 1,303,489,713.79/53,639.98
  6. Step 6: Final answer
    x = 24,300.71

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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.