Home / 124,181.43-186,299.92-45,295.66

Finding the Fourth Proportional to 124,181.43, 186,299.92 and 45,295.66

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Solution

The fourth proportional to 124,181.43, 186,299.92 and 45,295.66 is: 67,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,181.43 : 186,299.92 = 45,295.66 : x
  2. Step 2: Convert to fraction form
    124,181.43/186,299.92 = 45,295.66/x
  3. Step 3: Cross multiply
    124,181.43x = 186,299.92 × 45,295.66
  4. Step 4: Simplify right side
    124,181.43x = 8,438,577,075.90
  5. Step 5: Solve for x
    x = 8,438,577,075.90/124,181.43
  6. Step 6: Final answer
    x = 67,953.61

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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.