Home / 258,285.92-356,418.24-150,886.40

Finding the Fourth Proportional to 258,285.92, 356,418.24 and 150,886.40

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Solution

The fourth proportional to 258,285.92, 356,418.24 and 150,886.40 is: 208,213.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,285.92 : 356,418.24 = 150,886.40 : x
  2. Step 2: Convert to fraction form
    258,285.92/356,418.24 = 150,886.40/x
  3. Step 3: Cross multiply
    258,285.92x = 356,418.24 × 150,886.40
  4. Step 4: Simplify right side
    258,285.92x = 53,778,665,127.94
  5. Step 5: Solve for x
    x = 53,778,665,127.94/258,285.92
  6. Step 6: Final answer
    x = 208,213.69

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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.