Home / 258,340.02-356,503.17-149,436.33

Finding the Fourth Proportional to 258,340.02, 356,503.17 and 149,436.33

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Solution

The fourth proportional to 258,340.02, 356,503.17 and 149,436.33 is: 206,218.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,340.02 : 356,503.17 = 149,436.33 : x
  2. Step 2: Convert to fraction form
    258,340.02/356,503.17 = 149,436.33/x
  3. Step 3: Cross multiply
    258,340.02x = 356,503.17 × 149,436.33
  4. Step 4: Simplify right side
    258,340.02x = 53,274,525,358.17
  5. Step 5: Solve for x
    x = 53,274,525,358.17/258,340.02
  6. Step 6: Final answer
    x = 206,218.63

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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.