Home / 47,478.35-71,226.68-14,197.68

Finding the Fourth Proportional to 47,478.35, 71,226.68 and 14,197.68

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Solution

The fourth proportional to 47,478.35, 71,226.68 and 14,197.68 is: 21,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.35 : 71,226.68 = 14,197.68 : x
  2. Step 2: Convert to fraction form
    47,478.35/71,226.68 = 14,197.68/x
  3. Step 3: Cross multiply
    47,478.35x = 71,226.68 × 14,197.68
  4. Step 4: Simplify right side
    47,478.35x = 1,011,253,539.11
  5. Step 5: Solve for x
    x = 1,011,253,539.11/47,478.35
  6. Step 6: Final answer
    x = 21,299.26

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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.