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Finding the Fourth Proportional to 58,801.14, 81,137.70 and 34,919.10

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Solution

The fourth proportional to 58,801.14, 81,137.70 and 34,919.10 is: 48,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,801.14 : 81,137.70 = 34,919.10 : x
  2. Step 2: Convert to fraction form
    58,801.14/81,137.70 = 34,919.10/x
  3. Step 3: Cross multiply
    58,801.14x = 81,137.70 × 34,919.10
  4. Step 4: Simplify right side
    58,801.14x = 2,833,255,460.07
  5. Step 5: Solve for x
    x = 2,833,255,460.07/58,801.14
  6. Step 6: Final answer
    x = 48,183.68

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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.