Home / 43,686.28-65,533.68-17,384.88

Finding the Fourth Proportional to 43,686.28, 65,533.68 and 17,384.88

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Solution

The fourth proportional to 43,686.28, 65,533.68 and 17,384.88 is: 26,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,686.28 : 65,533.68 = 17,384.88 : x
  2. Step 2: Convert to fraction form
    43,686.28/65,533.68 = 17,384.88/x
  3. Step 3: Cross multiply
    43,686.28x = 65,533.68 × 17,384.88
  4. Step 4: Simplify right side
    43,686.28x = 1,139,295,162.76
  5. Step 5: Solve for x
    x = 1,139,295,162.76/43,686.28
  6. Step 6: Final answer
    x = 26,079.02

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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.