Home / 127,888.96-191,951.62-64,753.42

Finding the Fourth Proportional to 127,888.96, 191,951.62 and 64,753.42

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Solution

The fourth proportional to 127,888.96, 191,951.62 and 64,753.42 is: 97,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,888.96 : 191,951.62 = 64,753.42 : x
  2. Step 2: Convert to fraction form
    127,888.96/191,951.62 = 64,753.42/x
  3. Step 3: Cross multiply
    127,888.96x = 191,951.62 × 64,753.42
  4. Step 4: Simplify right side
    127,888.96x = 12,429,523,869.54
  5. Step 5: Solve for x
    x = 12,429,523,869.54/127,888.96
  6. Step 6: Final answer
    x = 97,189.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.