Home / 148,041.80-222,135.60-84,910.40

Finding the Fourth Proportional to 148,041.80, 222,135.60 and 84,910.40

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Solution

The fourth proportional to 148,041.80, 222,135.60 and 84,910.40 is: 127,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,041.80 : 222,135.60 = 84,910.40 : x
  2. Step 2: Convert to fraction form
    148,041.80/222,135.60 = 84,910.40/x
  3. Step 3: Cross multiply
    148,041.80x = 222,135.60 × 84,910.40
  4. Step 4: Simplify right side
    148,041.80x = 18,861,622,650.24
  5. Step 5: Solve for x
    x = 18,861,622,650.24/148,041.80
  6. Step 6: Final answer
    x = 127,407.41

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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.