Home / 172,000.98-258,004.44-59,685.12

Finding the Fourth Proportional to 172,000.98, 258,004.44 and 59,685.12

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Solution

The fourth proportional to 172,000.98, 258,004.44 and 59,685.12 is: 89,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,000.98 : 258,004.44 = 59,685.12 : x
  2. Step 2: Convert to fraction form
    172,000.98/258,004.44 = 59,685.12/x
  3. Step 3: Cross multiply
    172,000.98x = 258,004.44 × 59,685.12
  4. Step 4: Simplify right side
    172,000.98x = 15,399,025,961.93
  5. Step 5: Solve for x
    x = 15,399,025,961.93/172,000.98
  6. Step 6: Final answer
    x = 89,528.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.