Home / 124,504.46-171,816.69-67,917.05

Finding the Fourth Proportional to 124,504.46, 171,816.69 and 67,917.05

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Solution

The fourth proportional to 124,504.46, 171,816.69 and 67,917.05 is: 93,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,504.46 : 171,816.69 = 67,917.05 : x
  2. Step 2: Convert to fraction form
    124,504.46/171,816.69 = 67,917.05/x
  3. Step 3: Cross multiply
    124,504.46x = 171,816.69 × 67,917.05
  4. Step 4: Simplify right side
    124,504.46x = 11,669,281,866.48
  5. Step 5: Solve for x
    x = 11,669,281,866.48/124,504.46
  6. Step 6: Final answer
    x = 93,725.82

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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.