Home / 197,650.68-272,758.04-107,006.66

Finding the Fourth Proportional to 197,650.68, 272,758.04 and 107,006.66

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Solution

The fourth proportional to 197,650.68, 272,758.04 and 107,006.66 is: 147,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,650.68 : 272,758.04 = 107,006.66 : x
  2. Step 2: Convert to fraction form
    197,650.68/272,758.04 = 107,006.66/x
  3. Step 3: Cross multiply
    197,650.68x = 272,758.04 × 107,006.66
  4. Step 4: Simplify right side
    197,650.68x = 29,186,926,848.55
  5. Step 5: Solve for x
    x = 29,186,926,848.55/197,650.68
  6. Step 6: Final answer
    x = 147,669.25

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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.