Home / 124,723.35-172,118.18-67,362.71

Finding the Fourth Proportional to 124,723.35, 172,118.18 and 67,362.71

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Solution

The fourth proportional to 124,723.35, 172,118.18 and 67,362.71 is: 92,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,723.35 : 172,118.18 = 67,362.71 : x
  2. Step 2: Convert to fraction form
    124,723.35/172,118.18 = 67,362.71/x
  3. Step 3: Cross multiply
    124,723.35x = 172,118.18 × 67,362.71
  4. Step 4: Simplify right side
    124,723.35x = 11,594,345,847.66
  5. Step 5: Solve for x
    x = 11,594,345,847.66/124,723.35
  6. Step 6: Final answer
    x = 92,960.51

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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.