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Finding the Fourth Proportional to 58,321.87, 87,430.72 and 22,774.92

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Solution

The fourth proportional to 58,321.87, 87,430.72 and 22,774.92 is: 34,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,321.87 : 87,430.72 = 22,774.92 : x
  2. Step 2: Convert to fraction form
    58,321.87/87,430.72 = 22,774.92/x
  3. Step 3: Cross multiply
    58,321.87x = 87,430.72 × 22,774.92
  4. Step 4: Simplify right side
    58,321.87x = 1,991,227,653.54
  5. Step 5: Solve for x
    x = 1,991,227,653.54/58,321.87
  6. Step 6: Final answer
    x = 34,142.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.