Home / 40,725.45-61,050.57-28,251.36

Finding the Fourth Proportional to 40,725.45, 61,050.57 and 28,251.36

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Solution

The fourth proportional to 40,725.45, 61,050.57 and 28,251.36 is: 42,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,725.45 : 61,050.57 = 28,251.36 : x
  2. Step 2: Convert to fraction form
    40,725.45/61,050.57 = 28,251.36/x
  3. Step 3: Cross multiply
    40,725.45x = 61,050.57 × 28,251.36
  4. Step 4: Simplify right side
    40,725.45x = 1,724,761,631.28
  5. Step 5: Solve for x
    x = 1,724,761,631.28/40,725.45
  6. Step 6: Final answer
    x = 42,350.95

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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.