Home / 40,832.55-61,237.86-11,243.34

Finding the Fourth Proportional to 40,832.55, 61,237.86 and 11,243.34

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Solution

The fourth proportional to 40,832.55, 61,237.86 and 11,243.34 is: 16,861.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,832.55 : 61,237.86 = 11,243.34 : x
  2. Step 2: Convert to fraction form
    40,832.55/61,237.86 = 11,243.34/x
  3. Step 3: Cross multiply
    40,832.55x = 61,237.86 × 11,243.34
  4. Step 4: Simplify right side
    40,832.55x = 688,518,080.85
  5. Step 5: Solve for x
    x = 688,518,080.85/40,832.55
  6. Step 6: Final answer
    x = 16,861.99

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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.