Home / 187,063.40-280,636.56-53,933.27

Finding the Fourth Proportional to 187,063.40, 280,636.56 and 53,933.27

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Solution

The fourth proportional to 187,063.40, 280,636.56 and 53,933.27 is: 80,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,063.40 : 280,636.56 = 53,933.27 : x
  2. Step 2: Convert to fraction form
    187,063.40/280,636.56 = 53,933.27/x
  3. Step 3: Cross multiply
    187,063.40x = 280,636.56 × 53,933.27
  4. Step 4: Simplify right side
    187,063.40x = 15,135,645,689.50
  5. Step 5: Solve for x
    x = 15,135,645,689.50/187,063.40
  6. Step 6: Final answer
    x = 80,911.85

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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.