Home / 127,276.92-191,026.08-82,953.42

Finding the Fourth Proportional to 127,276.92, 191,026.08 and 82,953.42

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Solution

The fourth proportional to 127,276.92, 191,026.08 and 82,953.42 is: 124,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276.92 : 191,026.08 = 82,953.42 : x
  2. Step 2: Convert to fraction form
    127,276.92/191,026.08 = 82,953.42/x
  3. Step 3: Cross multiply
    127,276.92x = 191,026.08 × 82,953.42
  4. Step 4: Simplify right side
    127,276.92x = 15,846,266,645.19
  5. Step 5: Solve for x
    x = 15,846,266,645.19/127,276.92
  6. Step 6: Final answer
    x = 124,502.28

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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.