Home / 237,640.34-327,943.58-130,214.45

Finding the Fourth Proportional to 237,640.34, 327,943.58 and 130,214.45

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Solution

The fourth proportional to 237,640.34, 327,943.58 and 130,214.45 is: 179,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,640.34 : 327,943.58 = 130,214.45 : x
  2. Step 2: Convert to fraction form
    237,640.34/327,943.58 = 130,214.45/x
  3. Step 3: Cross multiply
    237,640.34x = 327,943.58 × 130,214.45
  4. Step 4: Simplify right side
    237,640.34x = 42,702,990,609.94
  5. Step 5: Solve for x
    x = 42,702,990,609.94/237,640.34
  6. Step 6: Final answer
    x = 179,695.89

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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.