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Finding the Fourth Proportional to 58,042.56, 87,065.91 and 18,594.56

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Solution

The fourth proportional to 58,042.56, 87,065.91 and 18,594.56 is: 27,892.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,042.56 : 87,065.91 = 18,594.56 : x
  2. Step 2: Convert to fraction form
    58,042.56/87,065.91 = 18,594.56/x
  3. Step 3: Cross multiply
    58,042.56x = 87,065.91 × 18,594.56
  4. Step 4: Simplify right side
    58,042.56x = 1,618,951,852.12
  5. Step 5: Solve for x
    x = 1,618,951,852.12/58,042.56
  6. Step 6: Final answer
    x = 27,892.50

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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.