Home / 148,826.60-222,851.10-141,828.20

Finding the Fourth Proportional to 148,826.60, 222,851.10 and 141,828.20

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Solution

The fourth proportional to 148,826.60, 222,851.10 and 141,828.20 is: 212,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,826.60 : 222,851.10 = 141,828.20 : x
  2. Step 2: Convert to fraction form
    148,826.60/222,851.10 = 141,828.20/x
  3. Step 3: Cross multiply
    148,826.60x = 222,851.10 × 141,828.20
  4. Step 4: Simplify right side
    148,826.60x = 31,606,570,381.02
  5. Step 5: Solve for x
    x = 31,606,570,381.02/148,826.60
  6. Step 6: Final answer
    x = 212,371.78

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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.