Home / 166,915.58-230,338.67-98,003.90

Finding the Fourth Proportional to 166,915.58, 230,338.67 and 98,003.90

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Solution

The fourth proportional to 166,915.58, 230,338.67 and 98,003.90 is: 135,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,915.58 : 230,338.67 = 98,003.90 : x
  2. Step 2: Convert to fraction form
    166,915.58/230,338.67 = 98,003.90/x
  3. Step 3: Cross multiply
    166,915.58x = 230,338.67 × 98,003.90
  4. Step 4: Simplify right side
    166,915.58x = 22,574,088,066.64
  5. Step 5: Solve for x
    x = 22,574,088,066.64/166,915.58
  6. Step 6: Final answer
    x = 135,242.55

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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.