Home / 56,861.13-78,467.49-32,991.92

Finding the Fourth Proportional to 56,861.13, 78,467.49 and 32,991.92

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Solution

The fourth proportional to 56,861.13, 78,467.49 and 32,991.92 is: 45,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,861.13 : 78,467.49 = 32,991.92 : x
  2. Step 2: Convert to fraction form
    56,861.13/78,467.49 = 32,991.92/x
  3. Step 3: Cross multiply
    56,861.13x = 78,467.49 × 32,991.92
  4. Step 4: Simplify right side
    56,861.13x = 2,588,792,760.34
  5. Step 5: Solve for x
    x = 2,588,792,760.34/56,861.13
  6. Step 6: Final answer
    x = 45,528.34

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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.