Home / 56,549.28-84,820.26-21,488.04

Finding the Fourth Proportional to 56,549.28, 84,820.26 and 21,488.04

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Solution

The fourth proportional to 56,549.28, 84,820.26 and 21,488.04 is: 32,230.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,549.28 : 84,820.26 = 21,488.04 : x
  2. Step 2: Convert to fraction form
    56,549.28/84,820.26 = 21,488.04/x
  3. Step 3: Cross multiply
    56,549.28x = 84,820.26 × 21,488.04
  4. Step 4: Simplify right side
    56,549.28x = 1,822,621,139.69
  5. Step 5: Solve for x
    x = 1,822,621,139.69/56,549.28
  6. Step 6: Final answer
    x = 32,230.67

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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.