Home / 43,121.50-64,682.55-16,460.30

Finding the Fourth Proportional to 43,121.50, 64,682.55 and 16,460.30

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Solution

The fourth proportional to 43,121.50, 64,682.55 and 16,460.30 is: 24,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,121.50 : 64,682.55 = 16,460.30 : x
  2. Step 2: Convert to fraction form
    43,121.50/64,682.55 = 16,460.30/x
  3. Step 3: Cross multiply
    43,121.50x = 64,682.55 × 16,460.30
  4. Step 4: Simplify right side
    43,121.50x = 1,064,694,095.46
  5. Step 5: Solve for x
    x = 1,064,694,095.46/43,121.50
  6. Step 6: Final answer
    x = 24,690.56

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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.