Home / 187,297.14-258,420.24-106,722.93

Finding the Fourth Proportional to 187,297.14, 258,420.24 and 106,722.93

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Solution

The fourth proportional to 187,297.14, 258,420.24 and 106,722.93 is: 147,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,297.14 : 258,420.24 = 106,722.93 : x
  2. Step 2: Convert to fraction form
    187,297.14/258,420.24 = 106,722.93/x
  3. Step 3: Cross multiply
    187,297.14x = 258,420.24 × 106,722.93
  4. Step 4: Simplify right side
    187,297.14x = 27,579,366,153.18
  5. Step 5: Solve for x
    x = 27,579,366,153.18/187,297.14
  6. Step 6: Final answer
    x = 147,249.26

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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.