Home / 187,266.70-280,900.05-168,604.30

Finding the Fourth Proportional to 187,266.70, 280,900.05 and 168,604.30

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Solution

The fourth proportional to 187,266.70, 280,900.05 and 168,604.30 is: 252,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,266.70 : 280,900.05 = 168,604.30 : x
  2. Step 2: Convert to fraction form
    187,266.70/280,900.05 = 168,604.30/x
  3. Step 3: Cross multiply
    187,266.70x = 280,900.05 × 168,604.30
  4. Step 4: Simplify right side
    187,266.70x = 47,360,956,300.22
  5. Step 5: Solve for x
    x = 47,360,956,300.22/187,266.70
  6. Step 6: Final answer
    x = 252,906.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.