Home / 118,252.02-163,191.27-64,540.50

Finding the Fourth Proportional to 118,252.02, 163,191.27 and 64,540.50

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Solution

The fourth proportional to 118,252.02, 163,191.27 and 64,540.50 is: 89,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,252.02 : 163,191.27 = 64,540.50 : x
  2. Step 2: Convert to fraction form
    118,252.02/163,191.27 = 64,540.50/x
  3. Step 3: Cross multiply
    118,252.02x = 163,191.27 × 64,540.50
  4. Step 4: Simplify right side
    118,252.02x = 10,532,446,161.44
  5. Step 5: Solve for x
    x = 10,532,446,161.44/118,252.02
  6. Step 6: Final answer
    x = 89,067.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.