Home / 124,491.39-171,798.09-67,902.75

Finding the Fourth Proportional to 124,491.39, 171,798.09 and 67,902.75

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Solution

The fourth proportional to 124,491.39, 171,798.09 and 67,902.75 is: 93,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,491.39 : 171,798.09 = 67,902.75 : x
  2. Step 2: Convert to fraction form
    124,491.39/171,798.09 = 67,902.75/x
  3. Step 3: Cross multiply
    124,491.39x = 171,798.09 × 67,902.75
  4. Step 4: Simplify right side
    124,491.39x = 11,665,562,755.75
  5. Step 5: Solve for x
    x = 11,665,562,755.75/124,491.39
  6. Step 6: Final answer
    x = 93,705.78

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1.5x scale

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.