Home / 51,426.87-77,123.79-16,358.34

Finding the Fourth Proportional to 51,426.87, 77,123.79 and 16,358.34

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Solution

The fourth proportional to 51,426.87, 77,123.79 and 16,358.34 is: 24,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,426.87 : 77,123.79 = 16,358.34 : x
  2. Step 2: Convert to fraction form
    51,426.87/77,123.79 = 16,358.34/x
  3. Step 3: Cross multiply
    51,426.87x = 77,123.79 × 16,358.34
  4. Step 4: Simplify right side
    51,426.87x = 1,261,617,178.91
  5. Step 5: Solve for x
    x = 1,261,617,178.91/51,426.87
  6. Step 6: Final answer
    x = 24,532.26

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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.