Home / 187,141.39-258,254.83-106,568.94

Finding the Fourth Proportional to 187,141.39, 258,254.83 and 106,568.94

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Solution

The fourth proportional to 187,141.39, 258,254.83 and 106,568.94 is: 147,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,141.39 : 258,254.83 = 106,568.94 : x
  2. Step 2: Convert to fraction form
    187,141.39/258,254.83 = 106,568.94/x
  3. Step 3: Cross multiply
    187,141.39x = 258,254.83 × 106,568.94
  4. Step 4: Simplify right side
    187,141.39x = 27,521,943,858.31
  5. Step 5: Solve for x
    x = 27,521,943,858.31/187,141.39
  6. Step 6: Final answer
    x = 147,064.98

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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.