Home / 131,954.40-182,096.64-75,362.40

Finding the Fourth Proportional to 131,954.40, 182,096.64 and 75,362.40

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Solution

The fourth proportional to 131,954.40, 182,096.64 and 75,362.40 is: 103,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,954.40 : 182,096.64 = 75,362.40 : x
  2. Step 2: Convert to fraction form
    131,954.40/182,096.64 = 75,362.40/x
  3. Step 3: Cross multiply
    131,954.40x = 182,096.64 × 75,362.40
  4. Step 4: Simplify right side
    131,954.40x = 13,723,239,822.34
  5. Step 5: Solve for x
    x = 13,723,239,822.34/131,954.40
  6. Step 6: Final answer
    x = 103,999.87

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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.