Home / 187,043.88-257,576.90-162,503.34

Finding the Fourth Proportional to 187,043.88, 257,576.90 and 162,503.34

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Solution

The fourth proportional to 187,043.88, 257,576.90 and 162,503.34 is: 223,782.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,043.88 : 257,576.90 = 162,503.34 : x
  2. Step 2: Convert to fraction form
    187,043.88/257,576.90 = 162,503.34/x
  3. Step 3: Cross multiply
    187,043.88x = 257,576.90 × 162,503.34
  4. Step 4: Simplify right side
    187,043.88x = 41,857,105,744.33
  5. Step 5: Solve for x
    x = 41,857,105,744.33/187,043.88
  6. Step 6: Final answer
    x = 223,782.29

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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.