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Finding the Fourth Proportional to 58,626.59, 80,591.76 and 58,257.63

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Solution

The fourth proportional to 58,626.59, 80,591.76 and 58,257.63 is: 80,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,626.59 : 80,591.76 = 58,257.63 : x
  2. Step 2: Convert to fraction form
    58,626.59/80,591.76 = 58,257.63/x
  3. Step 3: Cross multiply
    58,626.59x = 80,591.76 × 58,257.63
  4. Step 4: Simplify right side
    58,626.59x = 4,695,084,935.13
  5. Step 5: Solve for x
    x = 4,695,084,935.13/58,626.59
  6. Step 6: Final answer
    x = 80,084.57

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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.