Home / 114,561.29-171,787.38-47,082.78

Finding the Fourth Proportional to 114,561.29, 171,787.38 and 47,082.78

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Solution

The fourth proportional to 114,561.29, 171,787.38 and 47,082.78 is: 70,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,561.29 : 171,787.38 = 47,082.78 : x
  2. Step 2: Convert to fraction form
    114,561.29/171,787.38 = 47,082.78/x
  3. Step 3: Cross multiply
    114,561.29x = 171,787.38 × 47,082.78
  4. Step 4: Simplify right side
    114,561.29x = 8,088,227,419.32
  5. Step 5: Solve for x
    x = 8,088,227,419.32/114,561.29
  6. Step 6: Final answer
    x = 70,601.75

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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.