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Finding the Fourth Proportional to 39,068.74, 58,604.72 and 11,366.74

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Solution

The fourth proportional to 39,068.74, 58,604.72 and 11,366.74 is: 17,050.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,068.74 : 58,604.72 = 11,366.74 : x
  2. Step 2: Convert to fraction form
    39,068.74/58,604.72 = 11,366.74/x
  3. Step 3: Cross multiply
    39,068.74x = 58,604.72 × 11,366.74
  4. Step 4: Simplify right side
    39,068.74x = 666,144,615.01
  5. Step 5: Solve for x
    x = 666,144,615.01/39,068.74
  6. Step 6: Final answer
    x = 17,050.58

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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.