Home / 56,006.28-84,011.04-14,453.28

Finding the Fourth Proportional to 56,006.28, 84,011.04 and 14,453.28

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Solution

The fourth proportional to 56,006.28, 84,011.04 and 14,453.28 is: 21,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,006.28 : 84,011.04 = 14,453.28 : x
  2. Step 2: Convert to fraction form
    56,006.28/84,011.04 = 14,453.28/x
  3. Step 3: Cross multiply
    56,006.28x = 84,011.04 × 14,453.28
  4. Step 4: Simplify right side
    56,006.28x = 1,214,235,084.21
  5. Step 5: Solve for x
    x = 1,214,235,084.21/56,006.28
  6. Step 6: Final answer
    x = 21,680.34

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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.