Home / 47,486.40-71,219.88-16,324.08

Finding the Fourth Proportional to 47,486.40, 71,219.88 and 16,324.08

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Solution

The fourth proportional to 47,486.40, 71,219.88 and 16,324.08 is: 24,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,486.40 : 71,219.88 = 16,324.08 : x
  2. Step 2: Convert to fraction form
    47,486.40/71,219.88 = 16,324.08/x
  3. Step 3: Cross multiply
    47,486.40x = 71,219.88 × 16,324.08
  4. Step 4: Simplify right side
    47,486.40x = 1,162,599,018.71
  5. Step 5: Solve for x
    x = 1,162,599,018.71/47,486.40
  6. Step 6: Final answer
    x = 24,482.78

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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.