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Finding the Fourth Proportional to 58,552.38, 87,842.57 and 19,109.57

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Solution

The fourth proportional to 58,552.38, 87,842.57 and 19,109.57 is: 28,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,552.38 : 87,842.57 = 19,109.57 : x
  2. Step 2: Convert to fraction form
    58,552.38/87,842.57 = 19,109.57/x
  3. Step 3: Cross multiply
    58,552.38x = 87,842.57 × 19,109.57
  4. Step 4: Simplify right side
    58,552.38x = 1,678,633,205.63
  5. Step 5: Solve for x
    x = 1,678,633,205.63/58,552.38
  6. Step 6: Final answer
    x = 28,668.92

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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.