Home / 197,695.65-272,819.58-107,051.86

Finding the Fourth Proportional to 197,695.65, 272,819.58 and 107,051.86

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Solution

The fourth proportional to 197,695.65, 272,819.58 and 107,051.86 is: 147,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,695.65 : 272,819.58 = 107,051.86 : x
  2. Step 2: Convert to fraction form
    197,695.65/272,819.58 = 107,051.86/x
  3. Step 3: Cross multiply
    197,695.65x = 272,819.58 × 107,051.86
  4. Step 4: Simplify right side
    197,695.65x = 29,205,843,423.00
  5. Step 5: Solve for x
    x = 29,205,843,423.00/197,695.65
  6. Step 6: Final answer
    x = 147,731.34

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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.