Home / 197,575.80-272,652.24-106,929.61

Finding the Fourth Proportional to 197,575.80, 272,652.24 and 106,929.61

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Solution

The fourth proportional to 197,575.80, 272,652.24 and 106,929.61 is: 147,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,575.80 : 272,652.24 = 106,929.61 : x
  2. Step 2: Convert to fraction form
    197,575.80/272,652.24 = 106,929.61/x
  3. Step 3: Cross multiply
    197,575.80x = 272,652.24 × 106,929.61
  4. Step 4: Simplify right side
    197,575.80x = 29,154,597,688.83
  5. Step 5: Solve for x
    x = 29,154,597,688.83/197,575.80
  6. Step 6: Final answer
    x = 147,561.58

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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.