Home / 43,190.01-64,759.50-16,864.20

Finding the Fourth Proportional to 43,190.01, 64,759.50 and 16,864.20

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Solution

The fourth proportional to 43,190.01, 64,759.50 and 16,864.20 is: 25,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.01 : 64,759.50 = 16,864.20 : x
  2. Step 2: Convert to fraction form
    43,190.01/64,759.50 = 16,864.20/x
  3. Step 3: Cross multiply
    43,190.01x = 64,759.50 × 16,864.20
  4. Step 4: Simplify right side
    43,190.01x = 1,092,117,159.90
  5. Step 5: Solve for x
    x = 1,092,117,159.90/43,190.01
  6. Step 6: Final answer
    x = 25,286.34

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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.