Home / 53,602.94-80,410.62-20,347.85

Finding the Fourth Proportional to 53,602.94, 80,410.62 and 20,347.85

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Solution

The fourth proportional to 53,602.94, 80,410.62 and 20,347.85 is: 30,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,602.94 : 80,410.62 = 20,347.85 : x
  2. Step 2: Convert to fraction form
    53,602.94/80,410.62 = 20,347.85/x
  3. Step 3: Cross multiply
    53,602.94x = 80,410.62 × 20,347.85
  4. Step 4: Simplify right side
    53,602.94x = 1,636,183,234.17
  5. Step 5: Solve for x
    x = 1,636,183,234.17/53,602.94
  6. Step 6: Final answer
    x = 30,524.13

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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.