Home / 148,431.10-222,318.60-59,638.90

Finding the Fourth Proportional to 148,431.10, 222,318.60 and 59,638.90

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Solution

The fourth proportional to 148,431.10, 222,318.60 and 59,638.90 is: 89,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,431.10 : 222,318.60 = 59,638.90 : x
  2. Step 2: Convert to fraction form
    148,431.10/222,318.60 = 59,638.90/x
  3. Step 3: Cross multiply
    148,431.10x = 222,318.60 × 59,638.90
  4. Step 4: Simplify right side
    148,431.10x = 13,258,836,753.54
  5. Step 5: Solve for x
    x = 13,258,836,753.54/148,431.10
  6. Step 6: Final answer
    x = 89,326.54

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1.5x scale

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.