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Finding the Fourth Proportional to 58,102.40, 80,207.87 and 44,668.95

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Solution

The fourth proportional to 58,102.40, 80,207.87 and 44,668.95 is: 61,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,102.40 : 80,207.87 = 44,668.95 : x
  2. Step 2: Convert to fraction form
    58,102.40/80,207.87 = 44,668.95/x
  3. Step 3: Cross multiply
    58,102.40x = 80,207.87 × 44,668.95
  4. Step 4: Simplify right side
    58,102.40x = 3,582,801,111.29
  5. Step 5: Solve for x
    x = 3,582,801,111.29/58,102.40
  6. Step 6: Final answer
    x = 61,663.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.