Home / 123,258.62-170,096.92-66,670.02

Finding the Fourth Proportional to 123,258.62, 170,096.92 and 66,670.02

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Solution

The fourth proportional to 123,258.62, 170,096.92 and 66,670.02 is: 92,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,258.62 : 170,096.92 = 66,670.02 : x
  2. Step 2: Convert to fraction form
    123,258.62/170,096.92 = 66,670.02/x
  3. Step 3: Cross multiply
    123,258.62x = 170,096.92 × 66,670.02
  4. Step 4: Simplify right side
    123,258.62x = 11,340,365,058.34
  5. Step 5: Solve for x
    x = 11,340,365,058.34/123,258.62
  6. Step 6: Final answer
    x = 92,004.64

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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.