Home / 187,227.92-258,362.28-106,643.60

Finding the Fourth Proportional to 187,227.92, 258,362.28 and 106,643.60

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Solution

The fourth proportional to 187,227.92, 258,362.28 and 106,643.60 is: 147,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,227.92 : 258,362.28 = 106,643.60 : x
  2. Step 2: Convert to fraction form
    187,227.92/258,362.28 = 106,643.60/x
  3. Step 3: Cross multiply
    187,227.92x = 258,362.28 × 106,643.60
  4. Step 4: Simplify right side
    187,227.92x = 27,552,683,643.41
  5. Step 5: Solve for x
    x = 27,552,683,643.41/187,227.92
  6. Step 6: Final answer
    x = 147,161.19

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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.