Home / 151,641.45-227,463.08-67,381.81

Finding the Fourth Proportional to 151,641.45, 227,463.08 and 67,381.81

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Solution

The fourth proportional to 151,641.45, 227,463.08 and 67,381.81 is: 101,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,641.45 : 227,463.08 = 67,381.81 : x
  2. Step 2: Convert to fraction form
    151,641.45/227,463.08 = 67,381.81/x
  3. Step 3: Cross multiply
    151,641.45x = 227,463.08 × 67,381.81
  4. Step 4: Simplify right side
    151,641.45x = 15,326,873,133.01
  5. Step 5: Solve for x
    x = 15,326,873,133.01/151,641.45
  6. Step 6: Final answer
    x = 101,073.11

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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.