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Finding the Fourth Proportional to 158,978.34, 237,948.30 and 116,847.27

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Solution

The fourth proportional to 158,978.34, 237,948.30 and 116,847.27 is: 174,889.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,978.34 : 237,948.30 = 116,847.27 : x
  2. Step 2: Convert to fraction form
    158,978.34/237,948.30 = 116,847.27/x
  3. Step 3: Cross multiply
    158,978.34x = 237,948.30 × 116,847.27
  4. Step 4: Simplify right side
    158,978.34x = 27,803,609,256.14
  5. Step 5: Solve for x
    x = 27,803,609,256.14/158,978.34
  6. Step 6: Final answer
    x = 174,889.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.