Home / 53,823.87-80,739.92-16,387.13

Finding the Fourth Proportional to 53,823.87, 80,739.92 and 16,387.13

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Solution

The fourth proportional to 53,823.87, 80,739.92 and 16,387.13 is: 24,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,823.87 : 80,739.92 = 16,387.13 : x
  2. Step 2: Convert to fraction form
    53,823.87/80,739.92 = 16,387.13/x
  3. Step 3: Cross multiply
    53,823.87x = 80,739.92 × 16,387.13
  4. Step 4: Simplify right side
    53,823.87x = 1,323,095,808.05
  5. Step 5: Solve for x
    x = 1,323,095,808.05/53,823.87
  6. Step 6: Final answer
    x = 24,581.95

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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.