Home / 175,540.86-242,255.10-107,561.61

Finding the Fourth Proportional to 175,540.86, 242,255.10 and 107,561.61

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Solution

The fourth proportional to 175,540.86, 242,255.10 and 107,561.61 is: 148,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,540.86 : 242,255.10 = 107,561.61 : x
  2. Step 2: Convert to fraction form
    175,540.86/242,255.10 = 107,561.61/x
  3. Step 3: Cross multiply
    175,540.86x = 242,255.10 × 107,561.61
  4. Step 4: Simplify right side
    175,540.86x = 26,057,348,586.71
  5. Step 5: Solve for x
    x = 26,057,348,586.71/175,540.86
  6. Step 6: Final answer
    x = 148,440.36

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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.