Home / 43,284.20-64,918.10-15,197.66

Finding the Fourth Proportional to 43,284.20, 64,918.10 and 15,197.66

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Solution

The fourth proportional to 43,284.20, 64,918.10 and 15,197.66 is: 22,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,284.20 : 64,918.10 = 15,197.66 : x
  2. Step 2: Convert to fraction form
    43,284.20/64,918.10 = 15,197.66/x
  3. Step 3: Cross multiply
    43,284.20x = 64,918.10 × 15,197.66
  4. Step 4: Simplify right side
    43,284.20x = 986,602,887.06
  5. Step 5: Solve for x
    x = 986,602,887.06/43,284.20
  6. Step 6: Final answer
    x = 22,793.60

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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.