Home / 56,278.50-84,416.94-16,834.74

Finding the Fourth Proportional to 56,278.50, 84,416.94 and 16,834.74

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Solution

The fourth proportional to 56,278.50, 84,416.94 and 16,834.74 is: 25,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,278.50 : 84,416.94 = 16,834.74 : x
  2. Step 2: Convert to fraction form
    56,278.50/84,416.94 = 16,834.74/x
  3. Step 3: Cross multiply
    56,278.50x = 84,416.94 × 16,834.74
  4. Step 4: Simplify right side
    56,278.50x = 1,421,137,236.50
  5. Step 5: Solve for x
    x = 1,421,137,236.50/56,278.50
  6. Step 6: Final answer
    x = 25,251.87

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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.