Home / 108,155.58-162,252.06-48,205.36

Finding the Fourth Proportional to 108,155.58, 162,252.06 and 48,205.36

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Solution

The fourth proportional to 108,155.58, 162,252.06 and 48,205.36 is: 72,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,155.58 : 162,252.06 = 48,205.36 : x
  2. Step 2: Convert to fraction form
    108,155.58/162,252.06 = 48,205.36/x
  3. Step 3: Cross multiply
    108,155.58x = 162,252.06 × 48,205.36
  4. Step 4: Simplify right side
    108,155.58x = 7,821,418,963.04
  5. Step 5: Solve for x
    x = 7,821,418,963.04/108,155.58
  6. Step 6: Final answer
    x = 72,316.37

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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.