Home / 48,460.20-72,690.30-13,396.92

Finding the Fourth Proportional to 48,460.20, 72,690.30 and 13,396.92

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Solution

The fourth proportional to 48,460.20, 72,690.30 and 13,396.92 is: 20,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,460.20 : 72,690.30 = 13,396.92 : x
  2. Step 2: Convert to fraction form
    48,460.20/72,690.30 = 13,396.92/x
  3. Step 3: Cross multiply
    48,460.20x = 72,690.30 × 13,396.92
  4. Step 4: Simplify right side
    48,460.20x = 973,826,133.88
  5. Step 5: Solve for x
    x = 973,826,133.88/48,460.20
  6. Step 6: Final answer
    x = 20,095.38

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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.