Home / 43,274.68-64,923.52-13,693.04

Finding the Fourth Proportional to 43,274.68, 64,923.52 and 13,693.04

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Solution

The fourth proportional to 43,274.68, 64,923.52 and 13,693.04 is: 20,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,274.68 : 64,923.52 = 13,693.04 : x
  2. Step 2: Convert to fraction form
    43,274.68/64,923.52 = 13,693.04/x
  3. Step 3: Cross multiply
    43,274.68x = 64,923.52 × 13,693.04
  4. Step 4: Simplify right side
    43,274.68x = 889,000,356.30
  5. Step 5: Solve for x
    x = 889,000,356.30/43,274.68
  6. Step 6: Final answer
    x = 20,543.20

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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.