Home / 186,830.26-280,467.33-147,415.66

Finding the Fourth Proportional to 186,830.26, 280,467.33 and 147,415.66

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Solution

The fourth proportional to 186,830.26, 280,467.33 and 147,415.66 is: 221,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,830.26 : 280,467.33 = 147,415.66 : x
  2. Step 2: Convert to fraction form
    186,830.26/280,467.33 = 147,415.66/x
  3. Step 3: Cross multiply
    186,830.26x = 280,467.33 × 147,415.66
  4. Step 4: Simplify right side
    186,830.26x = 41,345,276,560.39
  5. Step 5: Solve for x
    x = 41,345,276,560.39/186,830.26
  6. Step 6: Final answer
    x = 221,298.61

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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.