Home / 187,350.72-258,628.36-119,458.76

Finding the Fourth Proportional to 187,350.72, 258,628.36 and 119,458.76

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Solution

The fourth proportional to 187,350.72, 258,628.36 and 119,458.76 is: 164,906.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,350.72 : 258,628.36 = 119,458.76 : x
  2. Step 2: Convert to fraction form
    187,350.72/258,628.36 = 119,458.76/x
  3. Step 3: Cross multiply
    187,350.72x = 258,628.36 × 119,458.76
  4. Step 4: Simplify right side
    187,350.72x = 30,895,423,186.43
  5. Step 5: Solve for x
    x = 30,895,423,186.43/187,350.72
  6. Step 6: Final answer
    x = 164,906.88

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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.