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Finding the Fourth Proportional to 58,363.97, 87,573.27 and 28,765.65

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Solution

The fourth proportional to 58,363.97, 87,573.27 and 28,765.65 is: 43,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,363.97 : 87,573.27 = 28,765.65 : x
  2. Step 2: Convert to fraction form
    58,363.97/87,573.27 = 28,765.65/x
  3. Step 3: Cross multiply
    58,363.97x = 87,573.27 × 28,765.65
  4. Step 4: Simplify right side
    58,363.97x = 2,519,102,034.18
  5. Step 5: Solve for x
    x = 2,519,102,034.18/58,363.97
  6. Step 6: Final answer
    x = 43,161.94

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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.