Home / 172,261.12-237,723.12-94,739.92

Finding the Fourth Proportional to 172,261.12, 237,723.12 and 94,739.92

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Solution

The fourth proportional to 172,261.12, 237,723.12 and 94,739.92 is: 130,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,261.12 : 237,723.12 = 94,739.92 : x
  2. Step 2: Convert to fraction form
    172,261.12/237,723.12 = 94,739.92/x
  3. Step 3: Cross multiply
    172,261.12x = 237,723.12 × 94,739.92
  4. Step 4: Simplify right side
    172,261.12x = 22,521,869,370.95
  5. Step 5: Solve for x
    x = 22,521,869,370.95/172,261.12
  6. Step 6: Final answer
    x = 130,742.62

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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.