Home / 159,270.33-238,905.48-40,941.78

Finding the Fourth Proportional to 159,270.33, 238,905.48 and 40,941.78

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Solution

The fourth proportional to 159,270.33, 238,905.48 and 40,941.78 is: 61,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,270.33 : 238,905.48 = 40,941.78 : x
  2. Step 2: Convert to fraction form
    159,270.33/238,905.48 = 40,941.78/x
  3. Step 3: Cross multiply
    159,270.33x = 238,905.48 × 40,941.78
  4. Step 4: Simplify right side
    159,270.33x = 9,781,215,602.95
  5. Step 5: Solve for x
    x = 9,781,215,602.95/159,270.33
  6. Step 6: Final answer
    x = 61,412.67

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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.