Home / 237,623.88-327,920.86-142,153

Finding the Fourth Proportional to 237,623.88, 327,920.86 and 142,153

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Solution

The fourth proportional to 237,623.88, 327,920.86 and 142,153 is: 196,171.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,623.88 : 327,920.86 = 142,153 : x
  2. Step 2: Convert to fraction form
    237,623.88/327,920.86 = 142,153/x
  3. Step 3: Cross multiply
    237,623.88x = 327,920.86 × 142,153
  4. Step 4: Simplify right side
    237,623.88x = 46,614,934,011.58
  5. Step 5: Solve for x
    x = 46,614,934,011.58/237,623.88
  6. Step 6: Final answer
    x = 196,171.08

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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.