Home / 187,853.72-259,277.30-172,722.46

Finding the Fourth Proportional to 187,853.72, 259,277.30 and 172,722.46

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Solution

The fourth proportional to 187,853.72, 259,277.30 and 172,722.46 is: 238,393.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,853.72 : 259,277.30 = 172,722.46 : x
  2. Step 2: Convert to fraction form
    187,853.72/259,277.30 = 172,722.46/x
  3. Step 3: Cross multiply
    187,853.72x = 259,277.30 × 172,722.46
  4. Step 4: Simplify right side
    187,853.72x = 44,783,013,078.16
  5. Step 5: Solve for x
    x = 44,783,013,078.16/187,853.72
  6. Step 6: Final answer
    x = 238,393.01

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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.