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Finding the Fourth Proportional to 58,001.83, 86,984.21 and 18,549.56

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Solution

The fourth proportional to 58,001.83, 86,984.21 and 18,549.56 is: 27,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,001.83 : 86,984.21 = 18,549.56 : x
  2. Step 2: Convert to fraction form
    58,001.83/86,984.21 = 18,549.56/x
  3. Step 3: Cross multiply
    58,001.83x = 86,984.21 × 18,549.56
  4. Step 4: Simplify right side
    58,001.83x = 1,613,519,086.28
  5. Step 5: Solve for x
    x = 1,613,519,086.28/58,001.83
  6. Step 6: Final answer
    x = 27,818.42

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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.