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Finding the Fourth Proportional to 58,908.75, 81,293.45 and 35,034.90

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Solution

The fourth proportional to 58,908.75, 81,293.45 and 35,034.90 is: 48,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,908.75 : 81,293.45 = 35,034.90 : x
  2. Step 2: Convert to fraction form
    58,908.75/81,293.45 = 35,034.90/x
  3. Step 3: Cross multiply
    58,908.75x = 81,293.45 × 35,034.90
  4. Step 4: Simplify right side
    58,908.75x = 2,848,107,716.23
  5. Step 5: Solve for x
    x = 2,848,107,716.23/58,908.75
  6. Step 6: Final answer
    x = 48,347.79

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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.