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Finding the Fourth Proportional to 58,470.66, 80,605.53 and 41,674.50

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Solution

The fourth proportional to 58,470.66, 80,605.53 and 41,674.50 is: 57,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,470.66 : 80,605.53 = 41,674.50 : x
  2. Step 2: Convert to fraction form
    58,470.66/80,605.53 = 41,674.50/x
  3. Step 3: Cross multiply
    58,470.66x = 80,605.53 × 41,674.50
  4. Step 4: Simplify right side
    58,470.66x = 3,359,195,159.99
  5. Step 5: Solve for x
    x = 3,359,195,159.99/58,470.66
  6. Step 6: Final answer
    x = 57,450.95

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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.