Home / 56,299.82-84,463.95-16,856.78

Finding the Fourth Proportional to 56,299.82, 84,463.95 and 16,856.78

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Solution

The fourth proportional to 56,299.82, 84,463.95 and 16,856.78 is: 25,289.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,299.82 : 84,463.95 = 16,856.78 : x
  2. Step 2: Convert to fraction form
    56,299.82/84,463.95 = 16,856.78/x
  3. Step 3: Cross multiply
    56,299.82x = 84,463.95 × 16,856.78
  4. Step 4: Simplify right side
    56,299.82x = 1,423,790,223.08
  5. Step 5: Solve for x
    x = 1,423,790,223.08/56,299.82
  6. Step 6: Final answer
    x = 25,289.43

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1.5x scale

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.