Home / 172,524.86-236,812.30-153,240.38

Finding the Fourth Proportional to 172,524.86, 236,812.30 and 153,240.38

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Solution

The fourth proportional to 172,524.86, 236,812.30 and 153,240.38 is: 210,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,524.86 : 236,812.30 = 153,240.38 : x
  2. Step 2: Convert to fraction form
    172,524.86/236,812.30 = 153,240.38/x
  3. Step 3: Cross multiply
    172,524.86x = 236,812.30 × 153,240.38
  4. Step 4: Simplify right side
    172,524.86x = 36,289,206,840.67
  5. Step 5: Solve for x
    x = 36,289,206,840.67/172,524.86
  6. Step 6: Final answer
    x = 210,341.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.