Home / 159,252.33-238,915.40-54,071.30

Finding the Fourth Proportional to 159,252.33, 238,915.40 and 54,071.30

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Solution

The fourth proportional to 159,252.33, 238,915.40 and 54,071.30 is: 81,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,252.33 : 238,915.40 = 54,071.30 : x
  2. Step 2: Convert to fraction form
    159,252.33/238,915.40 = 54,071.30/x
  3. Step 3: Cross multiply
    159,252.33x = 238,915.40 × 54,071.30
  4. Step 4: Simplify right side
    159,252.33x = 12,918,465,403.13
  5. Step 5: Solve for x
    x = 12,918,465,403.13/159,252.33
  6. Step 6: Final answer
    x = 81,119.48

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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.