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Finding the Fourth Proportional to 43,953.82, 65,966.16 and 22,900.30

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Solution

The fourth proportional to 43,953.82, 65,966.16 and 22,900.30 is: 34,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,953.82 : 65,966.16 = 22,900.30 : x
  2. Step 2: Convert to fraction form
    43,953.82/65,966.16 = 22,900.30/x
  3. Step 3: Cross multiply
    43,953.82x = 65,966.16 × 22,900.30
  4. Step 4: Simplify right side
    43,953.82x = 1,510,644,853.85
  5. Step 5: Solve for x
    x = 1,510,644,853.85/43,953.82
  6. Step 6: Final answer
    x = 34,368.91

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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.