Home / 53,660.10-80,490.15-16,724.10

Finding the Fourth Proportional to 53,660.10, 80,490.15 and 16,724.10

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Solution

The fourth proportional to 53,660.10, 80,490.15 and 16,724.10 is: 25,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.10 : 80,490.15 = 16,724.10 : x
  2. Step 2: Convert to fraction form
    53,660.10/80,490.15 = 16,724.10/x
  3. Step 3: Cross multiply
    53,660.10x = 80,490.15 × 16,724.10
  4. Step 4: Simplify right side
    53,660.10x = 1,346,125,317.62
  5. Step 5: Solve for x
    x = 1,346,125,317.62/53,660.10
  6. Step 6: Final answer
    x = 25,086.15

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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.