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Finding the Fourth Proportional to 52,916.84, 73,028.52 and 34,980.74

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Solution

The fourth proportional to 52,916.84, 73,028.52 and 34,980.74 is: 48,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,916.84 : 73,028.52 = 34,980.74 : x
  2. Step 2: Convert to fraction form
    52,916.84/73,028.52 = 34,980.74/x
  3. Step 3: Cross multiply
    52,916.84x = 73,028.52 × 34,980.74
  4. Step 4: Simplify right side
    52,916.84x = 2,554,591,670.70
  5. Step 5: Solve for x
    x = 2,554,591,670.70/52,916.84
  6. Step 6: Final answer
    x = 48,275.59

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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.