Home / 108,773.18-163,155.67-29,885.36

Finding the Fourth Proportional to 108,773.18, 163,155.67 and 29,885.36

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Solution

The fourth proportional to 108,773.18, 163,155.67 and 29,885.36 is: 44,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,773.18 : 163,155.67 = 29,885.36 : x
  2. Step 2: Convert to fraction form
    108,773.18/163,155.67 = 29,885.36/x
  3. Step 3: Cross multiply
    108,773.18x = 163,155.67 × 29,885.36
  4. Step 4: Simplify right side
    108,773.18x = 4,875,965,043.50
  5. Step 5: Solve for x
    x = 4,875,965,043.50/108,773.18
  6. Step 6: Final answer
    x = 44,826.91

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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.