Home / 124,435.46-171,720.64-67,846.84

Finding the Fourth Proportional to 124,435.46, 171,720.64 and 67,846.84

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Solution

The fourth proportional to 124,435.46, 171,720.64 and 67,846.84 is: 93,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,435.46 : 171,720.64 = 67,846.84 : x
  2. Step 2: Convert to fraction form
    124,435.46/171,720.64 = 67,846.84/x
  3. Step 3: Cross multiply
    124,435.46x = 171,720.64 × 67,846.84
  4. Step 4: Simplify right side
    124,435.46x = 11,650,702,786.78
  5. Step 5: Solve for x
    x = 11,650,702,786.78/124,435.46
  6. Step 6: Final answer
    x = 93,628.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.