Home / 197,714.86-272,845.15-107,068.75

Finding the Fourth Proportional to 197,714.86, 272,845.15 and 107,068.75

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Solution

The fourth proportional to 197,714.86, 272,845.15 and 107,068.75 is: 147,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,714.86 : 272,845.15 = 107,068.75 : x
  2. Step 2: Convert to fraction form
    197,714.86/272,845.15 = 107,068.75/x
  3. Step 3: Cross multiply
    197,714.86x = 272,845.15 × 107,068.75
  4. Step 4: Simplify right side
    197,714.86x = 29,213,188,204.28
  5. Step 5: Solve for x
    x = 29,213,188,204.28/197,714.86
  6. Step 6: Final answer
    x = 147,754.14

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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.