Home / 53,442.20-80,148.90-16,002.20

Finding the Fourth Proportional to 53,442.20, 80,148.90 and 16,002.20

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Solution

The fourth proportional to 53,442.20, 80,148.90 and 16,002.20 is: 23,998.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,442.20 : 80,148.90 = 16,002.20 : x
  2. Step 2: Convert to fraction form
    53,442.20/80,148.90 = 16,002.20/x
  3. Step 3: Cross multiply
    53,442.20x = 80,148.90 × 16,002.20
  4. Step 4: Simplify right side
    53,442.20x = 1,282,558,727.58
  5. Step 5: Solve for x
    x = 1,282,558,727.58/53,442.20
  6. Step 6: Final answer
    x = 23,998.99

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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.