Home / 124,317.92-171,558.32-67,729.12

Finding the Fourth Proportional to 124,317.92, 171,558.32 and 67,729.12

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Solution

The fourth proportional to 124,317.92, 171,558.32 and 67,729.12 is: 93,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,317.92 : 171,558.32 = 67,729.12 : x
  2. Step 2: Convert to fraction form
    124,317.92/171,558.32 = 67,729.12/x
  3. Step 3: Cross multiply
    124,317.92x = 171,558.32 × 67,729.12
  4. Step 4: Simplify right side
    124,317.92x = 11,619,494,042.28
  5. Step 5: Solve for x
    x = 11,619,494,042.28/124,317.92
  6. Step 6: Final answer
    x = 93,465.96

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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.