Home / 108,854.56-163,292.10-42,299.83

Finding the Fourth Proportional to 108,854.56, 163,292.10 and 42,299.83

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Solution

The fourth proportional to 108,854.56, 163,292.10 and 42,299.83 is: 63,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,854.56 : 163,292.10 = 42,299.83 : x
  2. Step 2: Convert to fraction form
    108,854.56/163,292.10 = 42,299.83/x
  3. Step 3: Cross multiply
    108,854.56x = 163,292.10 × 42,299.83
  4. Step 4: Simplify right side
    108,854.56x = 6,907,228,070.34
  5. Step 5: Solve for x
    x = 6,907,228,070.34/108,854.56
  6. Step 6: Final answer
    x = 63,453.73

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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.