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Finding the Fourth Proportional to 58,450.60, 80,661.70 and 31,593.04

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Solution

The fourth proportional to 58,450.60, 80,661.70 and 31,593.04 is: 43,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,450.60 : 80,661.70 = 31,593.04 : x
  2. Step 2: Convert to fraction form
    58,450.60/80,661.70 = 31,593.04/x
  3. Step 3: Cross multiply
    58,450.60x = 80,661.70 × 31,593.04
  4. Step 4: Simplify right side
    58,450.60x = 2,548,348,314.57
  5. Step 5: Solve for x
    x = 2,548,348,314.57/58,450.60
  6. Step 6: Final answer
    x = 43,598.33

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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.