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Finding the Fourth Proportional to 52,916.76, 73,028.88 and 34,980.60

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Solution

The fourth proportional to 52,916.76, 73,028.88 and 34,980.60 is: 48,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,916.76 : 73,028.88 = 34,980.60 : x
  2. Step 2: Convert to fraction form
    52,916.76/73,028.88 = 34,980.60/x
  3. Step 3: Cross multiply
    52,916.76x = 73,028.88 × 34,980.60
  4. Step 4: Simplify right side
    52,916.76x = 2,554,594,039.73
  5. Step 5: Solve for x
    x = 2,554,594,039.73/52,916.76
  6. Step 6: Final answer
    x = 48,275.71

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1.5x scale

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.