Home / 43,099.03-64,649.63-11,934.55

Finding the Fourth Proportional to 43,099.03, 64,649.63 and 11,934.55

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Solution

The fourth proportional to 43,099.03, 64,649.63 and 11,934.55 is: 17,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,099.03 : 64,649.63 = 11,934.55 : x
  2. Step 2: Convert to fraction form
    43,099.03/64,649.63 = 11,934.55/x
  3. Step 3: Cross multiply
    43,099.03x = 64,649.63 × 11,934.55
  4. Step 4: Simplify right side
    43,099.03x = 771,564,241.72
  5. Step 5: Solve for x
    x = 771,564,241.72/43,099.03
  6. Step 6: Final answer
    x = 17,902.13

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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.