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Finding the Fourth Proportional to 58,971.75, 81,379.80 and 32,114.73

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Solution

The fourth proportional to 58,971.75, 81,379.80 and 32,114.73 is: 44,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,971.75 : 81,379.80 = 32,114.73 : x
  2. Step 2: Convert to fraction form
    58,971.75/81,379.80 = 32,114.73/x
  3. Step 3: Cross multiply
    58,971.75x = 81,379.80 × 32,114.73
  4. Step 4: Simplify right side
    58,971.75x = 2,613,490,304.45
  5. Step 5: Solve for x
    x = 2,613,490,304.45/58,971.75
  6. Step 6: Final answer
    x = 44,317.67

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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.