Home / 269,420.22-371,927.43-156,201.66

Finding the Fourth Proportional to 269,420.22, 371,927.43 and 156,201.66

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Solution

The fourth proportional to 269,420.22, 371,927.43 and 156,201.66 is: 215,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,420.22 : 371,927.43 = 156,201.66 : x
  2. Step 2: Convert to fraction form
    269,420.22/371,927.43 = 156,201.66/x
  3. Step 3: Cross multiply
    269,420.22x = 371,927.43 × 156,201.66
  4. Step 4: Simplify right side
    269,420.22x = 58,095,681,965.53
  5. Step 5: Solve for x
    x = 58,095,681,965.53/269,420.22
  6. Step 6: Final answer
    x = 215,632.23

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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.