Home / 162,205.28-223,827.30-90,583.77

Finding the Fourth Proportional to 162,205.28, 223,827.30 and 90,583.77

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Solution

The fourth proportional to 162,205.28, 223,827.30 and 90,583.77 is: 124,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,205.28 : 223,827.30 = 90,583.77 : x
  2. Step 2: Convert to fraction form
    162,205.28/223,827.30 = 90,583.77/x
  3. Step 3: Cross multiply
    162,205.28x = 223,827.30 × 90,583.77
  4. Step 4: Simplify right side
    162,205.28x = 20,275,120,243.24
  5. Step 5: Solve for x
    x = 20,275,120,243.24/162,205.28
  6. Step 6: Final answer
    x = 124,996.67

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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.