Home / 194,679.48-292,036.24-54,438.51

Finding the Fourth Proportional to 194,679.48, 292,036.24 and 54,438.51

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Solution

The fourth proportional to 194,679.48, 292,036.24 and 54,438.51 is: 81,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,679.48 : 292,036.24 = 54,438.51 : x
  2. Step 2: Convert to fraction form
    194,679.48/292,036.24 = 54,438.51/x
  3. Step 3: Cross multiply
    194,679.48x = 292,036.24 × 54,438.51
  4. Step 4: Simplify right side
    194,679.48x = 15,898,018,628.57
  5. Step 5: Solve for x
    x = 15,898,018,628.57/194,679.48
  6. Step 6: Final answer
    x = 81,662.53

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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.