Home / 46,823.20-70,234.80-18,756.70

Finding the Fourth Proportional to 46,823.20, 70,234.80 and 18,756.70

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Solution

The fourth proportional to 46,823.20, 70,234.80 and 18,756.70 is: 28,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,823.20 : 70,234.80 = 18,756.70 : x
  2. Step 2: Convert to fraction form
    46,823.20/70,234.80 = 18,756.70/x
  3. Step 3: Cross multiply
    46,823.20x = 70,234.80 × 18,756.70
  4. Step 4: Simplify right side
    46,823.20x = 1,317,373,073.16
  5. Step 5: Solve for x
    x = 1,317,373,073.16/46,823.20
  6. Step 6: Final answer
    x = 28,135.05

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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.