Home / 40,576.85-55,991.93-27,840.99

Finding the Fourth Proportional to 40,576.85, 55,991.93 and 27,840.99

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Solution

The fourth proportional to 40,576.85, 55,991.93 and 27,840.99 is: 38,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576.85 : 55,991.93 = 27,840.99 : x
  2. Step 2: Convert to fraction form
    40,576.85/55,991.93 = 27,840.99/x
  3. Step 3: Cross multiply
    40,576.85x = 55,991.93 × 27,840.99
  4. Step 4: Simplify right side
    40,576.85x = 1,558,870,624.01
  5. Step 5: Solve for x
    x = 1,558,870,624.01/40,576.85
  6. Step 6: Final answer
    x = 38,417.74

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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.