Home / 73,204.18-101,021.82-39,670.18

Finding the Fourth Proportional to 73,204.18, 101,021.82 and 39,670.18

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Solution

The fourth proportional to 73,204.18, 101,021.82 and 39,670.18 is: 54,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,204.18 : 101,021.82 = 39,670.18 : x
  2. Step 2: Convert to fraction form
    73,204.18/101,021.82 = 39,670.18/x
  3. Step 3: Cross multiply
    73,204.18x = 101,021.82 × 39,670.18
  4. Step 4: Simplify right side
    73,204.18x = 4,007,553,783.33
  5. Step 5: Solve for x
    x = 4,007,553,783.33/73,204.18
  6. Step 6: Final answer
    x = 54,744.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.