Home / 258,447.51-356,605.27-150,996.78

Finding the Fourth Proportional to 258,447.51, 356,605.27 and 150,996.78

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Solution

The fourth proportional to 258,447.51, 356,605.27 and 150,996.78 is: 208,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,447.51 : 356,605.27 = 150,996.78 : x
  2. Step 2: Convert to fraction form
    258,447.51/356,605.27 = 150,996.78/x
  3. Step 3: Cross multiply
    258,447.51x = 356,605.27 × 150,996.78
  4. Step 4: Simplify right side
    258,447.51x = 53,846,247,123.54
  5. Step 5: Solve for x
    x = 53,846,247,123.54/258,447.51
  6. Step 6: Final answer
    x = 208,345.00

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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.