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Finding the Fourth Proportional to 58,403.66, 80,603.34 and 35,757.88

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Solution

The fourth proportional to 58,403.66, 80,603.34 and 35,757.88 is: 49,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,403.66 : 80,603.34 = 35,757.88 : x
  2. Step 2: Convert to fraction form
    58,403.66/80,603.34 = 35,757.88/x
  3. Step 3: Cross multiply
    58,403.66x = 80,603.34 × 35,757.88
  4. Step 4: Simplify right side
    58,403.66x = 2,882,204,559.32
  5. Step 5: Solve for x
    x = 2,882,204,559.32/58,403.66
  6. Step 6: Final answer
    x = 49,349.72

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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.