Home / 118,175.28-163,082.38-64,461.44

Finding the Fourth Proportional to 118,175.28, 163,082.38 and 64,461.44

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Solution

The fourth proportional to 118,175.28, 163,082.38 and 64,461.44 is: 88,957.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,175.28 : 163,082.38 = 64,461.44 : x
  2. Step 2: Convert to fraction form
    118,175.28/163,082.38 = 64,461.44/x
  3. Step 3: Cross multiply
    118,175.28x = 163,082.38 × 64,461.44
  4. Step 4: Simplify right side
    118,175.28x = 10,512,525,053.43
  5. Step 5: Solve for x
    x = 10,512,525,053.43/118,175.28
  6. Step 6: Final answer
    x = 88,957.06

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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.