Home / 258,087.18-356,127.30-150,632.58

Finding the Fourth Proportional to 258,087.18, 356,127.30 and 150,632.58

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Solution

The fourth proportional to 258,087.18, 356,127.30 and 150,632.58 is: 207,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,087.18 : 356,127.30 = 150,632.58 : x
  2. Step 2: Convert to fraction form
    258,087.18/356,127.30 = 150,632.58/x
  3. Step 3: Cross multiply
    258,087.18x = 356,127.30 × 150,632.58
  4. Step 4: Simplify right side
    258,087.18x = 53,644,374,007.43
  5. Step 5: Solve for x
    x = 53,644,374,007.43/258,087.18
  6. Step 6: Final answer
    x = 207,853.70

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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.