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Finding the Fourth Proportional to 58,757.96, 80,774.16 and 50,551.61

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Solution

The fourth proportional to 58,757.96, 80,774.16 and 50,551.61 is: 69,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,757.96 : 80,774.16 = 50,551.61 : x
  2. Step 2: Convert to fraction form
    58,757.96/80,774.16 = 50,551.61/x
  3. Step 3: Cross multiply
    58,757.96x = 80,774.16 × 50,551.61
  4. Step 4: Simplify right side
    58,757.96x = 4,083,263,430.53
  5. Step 5: Solve for x
    x = 4,083,263,430.53/58,757.96
  6. Step 6: Final answer
    x = 69,492.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.