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Finding the Fourth Proportional to 58,612.01, 87,918.01 and 38,929.01

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Solution

The fourth proportional to 58,612.01, 87,918.01 and 38,929.01 is: 58,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,612.01 : 87,918.01 = 38,929.01 : x
  2. Step 2: Convert to fraction form
    58,612.01/87,918.01 = 38,929.01/x
  3. Step 3: Cross multiply
    58,612.01x = 87,918.01 × 38,929.01
  4. Step 4: Simplify right side
    58,612.01x = 3,422,560,553.56
  5. Step 5: Solve for x
    x = 3,422,560,553.56/58,612.01
  6. Step 6: Final answer
    x = 58,393.51

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Similar ratio
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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.