Home / 187,567.83-258,772.94-123,072.67

Finding the Fourth Proportional to 187,567.83, 258,772.94 and 123,072.67

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Solution

The fourth proportional to 187,567.83, 258,772.94 and 123,072.67 is: 169,793.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,567.83 : 258,772.94 = 123,072.67 : x
  2. Step 2: Convert to fraction form
    187,567.83/258,772.94 = 123,072.67/x
  3. Step 3: Cross multiply
    187,567.83x = 258,772.94 × 123,072.67
  4. Step 4: Simplify right side
    187,567.83x = 31,847,876,649.55
  5. Step 5: Solve for x
    x = 31,847,876,649.55/187,567.83
  6. Step 6: Final answer
    x = 169,793.92

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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.