Home / 166,605.64-229,676.65-118,775.95

Finding the Fourth Proportional to 166,605.64, 229,676.65 and 118,775.95

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Solution

The fourth proportional to 166,605.64, 229,676.65 and 118,775.95 is: 163,740.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,605.64 : 229,676.65 = 118,775.95 : x
  2. Step 2: Convert to fraction form
    166,605.64/229,676.65 = 118,775.95/x
  3. Step 3: Cross multiply
    166,605.64x = 229,676.65 × 118,775.95
  4. Step 4: Simplify right side
    166,605.64x = 27,280,062,435.19
  5. Step 5: Solve for x
    x = 27,280,062,435.19/166,605.64
  6. Step 6: Final answer
    x = 163,740.33

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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.