Home / 258,501.28-356,301.84-177,792.16

Finding the Fourth Proportional to 258,501.28, 356,301.84 and 177,792.16

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Solution

The fourth proportional to 258,501.28, 356,301.84 and 177,792.16 is: 245,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,501.28 : 356,301.84 = 177,792.16 : x
  2. Step 2: Convert to fraction form
    258,501.28/356,301.84 = 177,792.16/x
  3. Step 3: Cross multiply
    258,501.28x = 356,301.84 × 177,792.16
  4. Step 4: Simplify right side
    258,501.28x = 63,347,673,745.57
  5. Step 5: Solve for x
    x = 63,347,673,745.57/258,501.28
  6. Step 6: Final answer
    x = 245,057.49

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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.